All-Natural Male Enhancement System For 8X The Bedroom Performance

Performer 8’s herbal complex works in 8 powerful ways to help men revitalize their sexual stamina, strength, and vitality— no prescription necessary.

Massive sexual energy, drive, and stamina
Firmer, stronger erections that last
Increase semen volume and motility
Climax on your watch
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Massive sexual energy, drive, and stamina
Massive sexual energy, drive, and stamina
Firmer, stronger erections that last
Firmer, stronger erections that last
Increase semen volume and motility
Increase semen volume and motility
Climax on your watch
Climax on your watch

Support Your Manhood Naturally and Discretely with Performer 8®

Effective herbal complex formula
Non-GMO Ingredients
100% LIFETIME Money-Back Guarantee
Great savings on bundles
One Time Payment Only, No Subscription Charges
Natural, science-based ingredients

Performer 8® Helps Men Reclaim Their Sexual Energy And Stamina Naturally

See for yourself...

★★★★★

“I was skeptical at first because I’ve been scammed before by male enhancement supplements with crazy claims. So I was nervous about trying Performer 8...

But once I read the benefits and the science behind the ingredients, I thought I’d give it a try because it seemed to be different than the others I’ve seen.

I’ve taken it religiously now for 2 months and I really see a difference and so does my wife of 20 years! My energy lasts so much longer. I don’t feel as winded. I even get in the mood in the afternoon now and that hasn't happened in years. Sure makes working from home a nice perk... ;)

You have a new customer for life. I would recommend it to anyone that feels like they’re aging too fast in the sack and don’t want to do the blue pill or something dangerous. No side effects at all. Just all sex energy.”

Garry P.
Massachusetts

★★★★★

“My husband (47) and I (43) wanted to try something natural because we think the ‘blue pill’ was giving him headaches, and it was making him nervous because of the long-term effects you read about.

We tried a few other things like scheduled love-making sessions and really trying to get in the mood. But nothing was working. Our love life became a wet blanket and it made me feel like an old maid. I looked up online for some help and I came across this ad for Performer 8.

I heard these supplements were fake but once I read the reviews, it seemed to hit on all of our problems so I thought we’d give it a try.

After a week of trying it... my husband actually initiated sex! He lasted longer and I felt him deeper inside like we were honeymooners again. Great product! Works as promised.”

Stacy P.
New Mexico

★★★★★

“Definitely noticed a difference. I used to have low energy and sex seemed less and less important to me. When my wife wanted sex, I felt like I couldn’t get my brain wrapped around it and mentally just wasn’’t available for her needs. It sucked and I felt like a sh*tty husband.

I was embarrassed and didn’t want to schedule an appointment with my doctor and get on another prescription. (I’m on blood thinners and stuff for my depression). I saw this ad for Performer 8 and it didn’t feel as scammy as the other natural male enhancements so I ordered.

I started taking it and right away it felt like I had better mental energy. I felt stronger and more in-tune with my body. My erections felt firmer and more robust. I even started waking up with morning woods again! Wife is very pleased. Our relationship has gotten better. I’ll be buying more and would highly recommend.”

John W.
Utah

Is Your Partner Really “Tired” Or...

Are you no longer capable of performing like you used to?

Have things “slowed down” in the bedroom and you’re afraid it’s only gotten worse?

Are you more hesitant about jumping into a new relationship because of your “problem”?

It doesn’t matter how “tough” you are, these dead-bedroom feelings can ruin any man’s self-esteem, crush their spirits, and make them and their partner feel empty and sexually unfulfilled...

The All Natural Secret That Keeps Men Revved-Up In The Bedroom

Isn’t it cruel that women receive a “second peak” of sexual prowess in their 40s, but for men, it tumbles downhill faster than you can spell L-I-M-P?

It’s true— “Sexual slow-down” in men can happen for all sorts of reasons, many of which are unavoidable, like aging. Normally, a visit to the doctor’s office would be in order. Thankfully, that’s no longer necessary.

We teamed up with some of European’s finest scientists, formulators, and experts in male nutrition to craft a natural and functional male enhancement formula to help everyday men satisfy their partner like never before.

We know there are other natural pills online. But oftentimes these products are filled with overblown promises backed by questionable studies, and contain low-grade ingredients at low dosages. All of which ends up becoming a big waste of time and money.
Performer 8® contains nine powerful, safe, and natural ingredients. This synergistic blend of ingredients quickly builds-up within your system to help support and improve your overall sexual performance, including stamina, libido, and penis girth and hardness.

But don’t take our word for it.

Try Performer 8® today, completely risk-free, and feel the improvements in your sex life, or your money back.
Order Now ➤
100% Satisfaction, Lifetime Guarantee

Natural, safe,
and proven to work

No prescription
needed

Effective dosages
of ingredients

Zero known
side-effects

Non-GMO and
soy-free

100% Satisfaction,
lifetime guarantee

Order Now ➤
100% Satisfaction, Lifetime Guarantee

The 8 Bedroom Performance Benefits You Can Enjoy Starting Today

The 8 Bedroom Performance Benefits You Can Enjoy Starting Today

Revitalize Sexual Stamina

Ever gone off too soon? Or worse— ever “deflate” before the action gets into full swing? Performer 8® is formulated to help tackle this area with ingredients to help keep your brain and body in-sync and focused so you’re able to satisfy your partner, fully, and with bigger, stronger energy.

Skyrocket Sexual Desire

Experience low libido and feel like you can’t change it? The powerful ingredients in Performer 8®—including an ancient aphrodisiac found in the Andes mountains— has been shown to increase your natural desire for sex without trying so hard to be “in the mood.”

Increase Natural Testosterone

Low testosterone can make you feel miserable, sluggish, and downright sad, especially when it comes to sex. With the support of Performer 8®, you can begin to experience more available testosterone for an increase in all-day energy, better muscle definition, and a stronger desire for sex.

Prevent Premature Ejaculation

Do you “pinch the tip” or think about the game so you don’t finish first? This is more common than most men realize— and that’s why our formula works to help improve your ability to last longer, feel like you have better control of your erections, and increase your chances of crossing the finish line together.

Erection Hardness & Girth

It’s no secret— blood flow to your sexual organs is key if you want to wow your partner and feel like a champion.

Once your body has become fully-acquainted to our powerful blend of exotic and proven ingredients, you’ll begin to experience bigger, harder, and thicker erections that your partner will notice almost right away.

Improve Sexual Focus

No matter what society or advertisements say— not all guys are ready for sex at the drop of a hat.

For a lot of men, especially those 40 and older, it may take a lot more effort to relax and have a desire to be intimate.

That’s why we spent a large amount of time, effort, and money to source the best and most potent natural ingredients available to help improve stress levels, balance mood, and support a healthy desire for sex.

Increase Sperm Volume and Motility

Who doesn’t want a bigger climax? Performer 8® uses its clinically-backed ingredients to help increase semen volume, concentration, and motility by up to 53%, 167%, and 57%, respectively.

Additionally, many of our Performer 8® customers have stated they felt as though their orgasms have become more intense, with a noticeably stronger “pulse” when they climax.

Boost In Confidence & Self-Esteem

With your reinvigorated sexual appetite and overall improvement in performance, you will begin to enjoy the sexual confidence you used to have in your 20s, or have always wanted.

You’ll feel better about your size, your energy, and your ability to satisfy your partner, every time, on demand.

Revitalize Sexual Stamina
Ever gone off too soon? Or worse— ever “deflate” before the action gets into full swing? Performer 8® is formulated to help tackle this area with ingredients to help keep your brain and body in-sync and focused so you’re able to satisfy your partner, fully, and with bigger, stronger energy.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Skyrocket Sexual Desire
Experience low libido and feel like you can’t change it? The powerful ingredients in Performer 8®—including an ancient aphrodisiac found in the Andes mountains— has been shown to increase your natural desire for sex without trying so hard to be “in the mood.”
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Increase Natural Testosterone
Low testosterone can make you feel miserable, sluggish, and downright sad, especially when it comes to sex. With the support of Performer 8®, you can begin to experience more available testosterone for an increase in all-day energy, better muscle definition, and a stronger desire for sex.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Prevent Premature Ejaculation
Do you “pinch the tip” or think about the game so you don’t finish first? This is more common than most men realize— and that’s why our formula works to help improve your ability to last longer, feel like you have better control of your erections, and increase your chances of crossing the finish line together.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Erection Hardness & Girth
It’s no secret— blood flow to your sexual organs is key if you want to wow your partner and feel like a champion.

Once your body has become fully-acquainted to our powerful blend of exotic and proven ingredients, you’ll begin to experience bigger, harder, and thicker erections that your partner will notice almost right away.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Improve Sexual Focus
No matter what society or advertisements say— not all guys are ready for sex at the drop of a hat.

For a lot of men, especially those 40 and older, it may take a lot more effort to relax and have a desire to be intimate.

That’s why we spent a large amount of time, effort, and money to source the best and most potent natural ingredients available to help improve stress levels, balance mood, and support a healthy desire for sex.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Increase Sperm Volume and Motility
Who doesn’t want a bigger climax? Performer 8® uses its clinically-backed ingredients to help increase semen volume, concentration, and motility by up to 53%, 167%, and 57%, respectively.

Additionally, many of our Performer 8® customers have stated they felt as though their orgasms have become more intense, with a noticeably stronger “pulse” when they climax.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Boost In Confidence & Self-Esteem
With your reinvigorated sexual appetite and overall improvement in performance, you will begin to enjoy the sexual confidence you used to have in your 20s, or have always wanted.

You’ll feel better about your size, your energy, and your ability to satisfy your partner, every time, on demand.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Order Now ➤
100% Satisfaction, Lifetime Guarantee

Natural and Clinically-Backed Ingredients You Can Trust

“...Helps to improve sexual desire.”[3]



Supported By:
Helps to improve sperm concentration, volume, and motility.[5]


Supported By:
May help to inhibit erection-destroying enzyme, known as PDE5.[6]


Supported By:
“...Helps to increase libido and penile hardness.”[11]



Supported By:
See Full List Of All 9 Ingredients

Performer 8 Is Unlike Any Other Male Support Formula

Clinically-studied ingredients, with proven track records
Natural, safe, and transparent ingredients
Honest results from real men
Noticeable, real results you can see and feel
Non-GMO, gluten-free, soy-free, vegan, made in a GMP-certified facility
Every order is covered by our no-questions asked, zero hassle, lifetime guarantee
May lack clinically-tested ingredients
May contain ingredients that can increase heart complications
Lack of transparency on ingredients and results
Overhyped with unbelievable benefits
May contain fillers, dyes, and “anti-caking” agents
Company may not stand by the efficacy of their product
Order Now
100% Satisfaction, Lifetime Guarantee

Performer 8 Is Unlike Any Other Male Support Formula

Performer 8
The Competition
Made w/ science-based ingredients
May lack clinically-tested ingredients
Natural herbal complex
May contain ingredients that can increase heart complications
Shown to help men of all ages
Lack of transparency on ingredients and results
Noticeable, real results you can see and feel
Overhyped with unbelievable benefits
Soy-free, gluten-free, and vegan
May contain low-quality ingredients in low dosages
Comes with a lifetime guarantee and free shipping worldwide
Company may not stand by the efficacy of their product
Order Now ➤
100% Satisfaction, Lifetime Guarantee

Give Your Partner A Bedroom Performance To Remember

Enjoy more stamina like never before
Experience new heights of sexual desire
Wow your partner with a thicker, fuller, and stronger-feeling penis without a prescription
Achieve a newfound level of sexual confidence that your partner will notice
Safe, natural, soy free, grain free, dairy free, and made with clinical-quality ingredients
FREE bonus! Select orders come with FREE instant access to our e-Books:
10 Foods For Natural Testosterone
5 Simple Exercises To Naturally Increase Stamina (And Even Help Prolong Ejaculation)
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Order Now ➤
100% Satisfaction, Lifetime Guarantee

Choose Your Performer 8® Package Below

1 Month Supply
cheapest option

RETAIL: $74.99

$64.99

SAVINGS: $10.00

90 CAPSULES

Fast and Free Shipping
2 Months + 1 Month Free
most popular

RETAIL: $224.97

$129.99

SAVINGS: $94.98

270 CAPSULES

Fast and Free Shipping
3 Months + 3 Months free
Biggest Savings

RETAIL: $389.94

$194.99

SAVINGS: $194.95

540 CAPSULES

Fast and Free Shipping

Choose Your TestoPrime Package

1 Month Supply
cheapest option

RETAIL: $74.99

$64.99

SAVINGS: $10.00

360 CAPSULES

Fast and Free Shipping
2 Months + 1 Month Free
most popular

RETAIL: $224.97

$129.99

SAVINGS: $94.98

360 CAPSULES

Fast and Free Shipping
3 Months + 3 Months free
Biggest Savings

RETAIL: $389.94

$194.99

SAVINGS: $194.95

360 CAPSULES

Fast and Free Shipping
Order Today And We’ll Give You Instant Access To Our Most Popular Ebooks For FREE! (Valued Over $54)
Order Today And We’ll Give You Instant Access To Our Most Popular Ebooks For FREE! (Valued Over $54)
Inside these Ebooks, you’ll discover:
What foods to eat daily for more available testosterone (and what foods can hurt your testes and demolish your libido)
The 3 easy and fun at-home practices you can do starting today to help you last up to 5X longer in bed
The 5 biggest “erection-destroying” mistakes most men do every day, and how to easily avoid these pitfalls
And much much more, including how to dominate in the bedroom every time, even in your 40s and beyond

Covered By Our No Questions Asked, Lifetime Guarantee

We stand by our product. Matter of fact, we’re so confident in the early results from real men like yourself, we offer a 100%, no questions asked, no hassle whatsoever, lifetime guarantee.

With over 10+ years in men’s research, we chose only the finest science-based, natural ingredients to be in our formula—ensuring each dose of Performer 8® is effective and begins to work right away for improved sexual performance.

However, we also understand no two people are the same.

That’s why if you happen to fall in the small group of men (less than 2%) who do not see and feel the positive results from taking Performer 8 on a daily basis as directed, then return your order and send us an email, and we will refund your investment, every single penny, and won’t hold it against you.

Order Now ➤
100% Satisfaction, Lifetime Guarantee

Frequently Asked Questions

Which Performer 8 package is right for me?
Many of our customers that experience the best results, including thicker, stronger, and fuller-feeling erections and explosive stamina, often secure the 90 and 180 day supply.

This allows enough time for the perfectly-measured blend of all-natural ingredients to be absorbed more completely and therefore becoming better acquainted with your unique performance needs.

While a 30-day supply of Performer 8 can still give you many of the benefits from the natural ingredients, it’s best to continue taking Performer 8 on a regular basis for at least 3 months to experience everything the ingredients inside Performer 8 has to offer.

There’s no added risk to you by ordering more today. You are still covered by our 100%, no BS lifetime guarantee, which you won’t find anywhere else.

That’s how confident we know you’ll see and feel positive results almost immediately.

Click the button below now and secure the 90 or 180 day supply and save today.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
Are shipping and billing discreet?
Yes. The privacy of our customers is very important to us.

That’s why after you place your order, our billing will show up on your bank statement as our initials “P8” and not our full business name.

The packaging your order comes in is discreet and looks like an ordinary brown parcel, without any indication of what’s inside or where it came from.

Order Now ➤
100% Satisfaction, Lifetime Guarantee
When will I experience positive results?
While it may vary from person to person— depending on habits, genes, and environmental factors such as location— many of our customers experience positive results within the first few days of taking Performer 8 on a regular basis, sometimes even that very same day!

It’s not a miracle— it’s years of science-backed research and development to provide only the best, high-quality ingredients to improve one’s performance like never before.
Will it give me too much sex drive?
No. Our formulators crafted Performer 8 with the correct measurements of each ingredient so that it can be taken as a daily supplement without worrying if you’ll have a hard-on all day.

The ingredients inside Performer 8 work when you need them to.

So when the timing is right, your body will already be prepped and ready to go, without the need to pop the “blue pill” and wait for the ingredients to “kick in.”

Is Performer 8 safe?
Yes! Performer 8 is crafted with only the finest, natural ingredients and is entirely safe, with no known side effects. We recommend consulting with your professional health physician before starting any health regimen.

With that said, Performer 8 is a non-stimulant that works without a doctor’s prescription or getting hooked on a prescription that makes you feel like you’re not in control of your own sexual performance.

How do I use Performer 8?
For best results, Performer 8 is crafted to be taken on a daily basis.

Simply take 3 easy-to-swallow capsules every day, preferably with a meal. However, the natural ingredients are calm on your digestion, therefore making them safe to take on an empty stomach as well.

By taking Performer 8 on a daily basis, you allow the natural ingredients more time to work synergistically within your unique body for even better stamina and erection support.

What if I’m not satisfied with Performer 8?
If you are unhappy with your results by taking Performer 8 on a regular basis, then you may return your order anytime for a full refund.

We know that by taking Performer 8 daily, as part of your health routine, you can begin to experience positive results within as little as a week’s time.

However, we know not everyone’s the same. That’s why we’re confident in extending our lifetime guarantee on every order of Performer 8.

So if you are not satisfied with your stamina, erections, or overall bedroom performance, then return your order at any time and we’ll refund your investment, every cent, and we’ll part as friends with no hurt feelings.

With less than a 2% return rate, it is highly unlikely you won’t become a true believer in the power of what Performer 8’s ingredients have to offer you.

But again, if you are not happy, then we are not happy, and that’s why we will return your investment with zero hassle.

Try us risk-free right now. Click or tap the “order now” button below and be sure to secure the 90 or 180 day supply for best results.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
When I checkout, is my credit card information safe?
Yes! We process all of our orders through a safe, encryption payment processing system. We do not have access to your credit card information, nor do we have the ability to store your credit card information.
After I place my order, how soon should I expect my Performer 8 package to arrive?
If you live in the United States, your order should arrive within 5 to 7 business days.

If you live outside the United States, please expect a 10 to 15-day delivery time.
Why should I believe you?
You shouldn’t believe us...
You should believe what you see and feel. And the only way you can do that is by trying Performer 8 for yourself!

We have 3 solid reasons why we know Performer 8 is the manhood-supporting solution you’ve been searching for... especially if you’re the type that wants bigger, harder erections and more stamina, without making an appointment with a physician.

1.) Each of our ingredients has been clinically-studied and/or tested for efficacy—ensuring the entire natural formula works to support stamina and firmer erections on your watch.

2.) Performer 8 was formulated based on real results from real men like yourself. If you do not see and feel the results you deserve, then you can rest-assure you’re covered by a LIFETIME guarantee.

3.) Seeing as you read this entire page, then we believe you’re here for a reason.

So, what are you waiting for?

Try Performer 8 today, 100% risk-free, and enjoy more stamina and harder erections, while giving your partner the most thrilling bedroom performance of their life.
Order Now ➤
100% Satisfaction, Lifetime Guarantee
What is in Performer 8?
What is in Performer 8
Sources

1. Kroeger, Nils, et al. “Pomegranate Extracts in the Management of Men's Urologic Health: Scientific Rationale and Preclinical and Clinical Data.” Evidence-Based Complementary and Alternative Medicine : ECAM, Hindawi Publishing Corporation, 2013, www.ncbi.nlm.nih.gov/pmc/articles/PMC3622365/.

2. Chen J;Wollman Y;Chernichovsky T;Iaina A;Sofer M;Matzkin H; “Effect of Oral Administration of High-Dose Nitric Oxide Donor L-Arginine in Men with Organic Erectile Dysfunction: Results of a Double-Blind, Randomized, Placebo-Controlled Study.” BJU International, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/10233492/.

3. Gonzales GF;Córdova A;Vega K;Chung A;Villena A;Góñez C;Castillo S; “Effect of Lepidium Meyenii (MACA) on Sexual Desire and Its Absent Relationship with Serum Testosterone Levels in Adult Healthy Men.” Andrologia, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/12472620/.

4. Yang, Xiaoman, et al. “Prenylated Flavonoids, Promising Nutraceuticals with Impressive Biological Activities.” Trends in Food Science & Technology, Elsevier, 19 Mar. 2015, www.sciencedirect.com/science/article/abs/pii/S0924224415000710.

5. “Clinical Evaluation of the Spermatogenic Activity of the Root Extract of Ashwagandha (Withania somnifera) in Oligospermic Males: A Pilot Study,” published in Evidence-Based Complementary and Alternative Medicine, 2013.

6. Shindel AW;Xin ZC;Lin G;Fandel TM;Huang YC;Banie L;Breyer BN;Garcia MM;Lin CS;Lue TF; “Erectogenic and Neurotrophic Effects of Icariin, a Purified Extract of Horny Goat Weed (Epimedium Spp.) in Vitro and in Vivo.” The Journal of Sexual Medicine, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/20141584/.

7. Murthy, Vasantmeghna S, and Ajish G Mangot. “Psychiatric Aspects of Phosphodiesterases: An Overview.” Indian Journal of Pharmacology, Medknow Publications & Media Pvt Ltd, 2015, www.ncbi.nlm.nih.gov/pmc/articles/PMC4689010/.

8. Waynberg J. Aphrodisiacs: Contribution to the clinical validation of the traditional use of Ptychopetalum guyanna. Presented at the First Inter- national Congress on Ethnopharmacology, Strasbourg, France, June 5–9, 1990.

9. “Ashwagandha Advantage.” Ashwagandhaadvantage.com, 18 Aug. 2020, www.ashwagandhaadvantage.com/.

10. Name, José João, et al. “Iron Bisglycinate Chelate and Polymaltose Iron for the Treatment of Iron Deficiency Anemia: A Pilot Randomized Trial.” Current Pediatric Reviews, Bentham Science Publishers, 2018, www.ncbi.nlm.nih.gov/pmc/articles/PMC6416187/.

11. Lim, Peter H C. “Asian Herbals and Aphrodisiacs Used for Managing ED.” Translational Andrology and Urology, AME Publishing Company, Apr. 2017, www.ncbi.nlm.nih.gov/pmc/articles/PMC5422695/.

12. Gonzales GF;Córdova A;Vega K;Chung A;Villena A;Góñez C;Castillo S; “Effect of Lepidium Meyenii (MACA) on Sexual Desire and Its Absent Relationship with Serum Testosterone Levels in Adult Healthy Men.” Andrologia, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/12472620/.

13. “Dietary Supplements for Erectile Dysfunction: A Natural Treatment for ED?” Mayo Clinic, Mayo Foundation for Medical Education and Research, 26 Jan. 2019, www.mayoclinic.org/diseases-conditions/erectile-dysfunction/in-depth/erectile-dysfunction-herbs/art-20044394.

14. Leung, Kar Wah, and Alice St Wong. “Ginseng and Male Reproductive Function.” Spermatogenesis, Landes Bioscience, 1 July 2013, www.ncbi.nlm.nih.gov/pmc/articles/PMC3861174/.

15. Feng Z;Wei RB;Hong Q;Cui SY;Chen XM; “Grape Seed Extract Enhances ENOS Expression and NO Production through Regulating Calcium-Mediated AKT Phosphorylation in H2O2-Treated Endothelium.” Cell Biology International, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/20513234/.

16. Saluk-Juszczak J;Olas B;Nowak P;Staroń A;Wachowicz B; “Protective Effects of D-Glucaro-1,4-Lactone against Oxidative Modifications in Blood Platelets.” Nutrition, Metabolism, and Cardiovascular Diseases : NMCD, U.S. National Library of Medicine, pubmed.ncbi.nlm.nih.gov/17933501/.

17. Masterson, Danielle. “Pine Bark Extracts May Offer Benefits for ED and Diabetes: Study.” Nutraingredients, William Reed Business Media Ltd., 12 Feb. 2020, www.nutraingredients-usa.com/Article/2020/02/12/Pine-bark-extracts-may-offer-benefits-for-ED-and-diabetes-Study?utm_source=copyright.