Excel Male Health Forum

The Leading Men's Health Forum for Testosterone Optimization & Hormone Wellness

Welcome to ExcelMale.com — the most trusted, expert-moderated community for men seeking evidence-based guidance on testosterone replacement therapy (TRT), hormone optimization, and total wellness. Since 2010, we've helped thousands of men take control of their health.

24,000+ Active Members
33,000+ Discussions
20+ Years Expert Experience

Why ExcelMale? Evidence-Based Men's Health Information You Can Trust

Navigating testosterone replacement therapy and hormone health can be overwhelming. Conflicting information, outdated medical advice, and unqualified opinions flood the internet. ExcelMale.com was created to cut through the noise — providing a rigorously moderated space where men share real experiences, backed by clinical research and guided by genuine expertise.

Whether you're exploring TRT for the first time, optimizing your current protocol, managing side effects like elevated hematocrit or estradiol, or seeking to preserve fertility with HCG therapy, our community offers the knowledge and support you need. We discuss everything from injection frequency and bloodwork interpretation to lifestyle factors that affect testosterone levels.

"I founded ExcelMale after decades of personal experience with hormone optimization and seeing how difficult it was for men to find reliable, science-based information. Every man deserves access to knowledge that can transform his quality of life."

— Nelson Vergel, Founder & Author of Testosterone: A Man's Guide

Nelson Vergel brings over 20 years of clinical research experience, having worked with major pharmaceutical companies and authored definitive guides on testosterone therapy. As founder of DiscountedLabs.com and a recognized expert in men's health advocacy, Nelson ensures every discussion on ExcelMale meets the highest standards of accuracy and usefulness.

Ready to Optimize Your Health?

Join thousands of men who have transformed their lives through evidence-based hormone optimization. Ask questions, share experiences, and learn from experts.

Magic Mushrooms For Depression?

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In a small study at the Imperial College of London, 19 patients received a single dose of the psychedelic psilocybin. All had been diagnosed with, and were suffering from, depression that had been resistant to treatment. Twenty four hours after...

Treating Low Sexual Desire in the Post-Menopausal Woman

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At the present tine. flibanserin (Addyi, Valeant Pharmaceuticals) is the only approved therapy for hypoactive sexual desire disorder in women. However, it is only indicated for use in premenopausal women. According to Dr. Sheryl Kingsberg...
Needle-Free Injections For ED: Do the Devices Work?
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Needle phobia is a well recognized phenomenon that it is believed affects 10% of the population. In the diabetic population, that number jumps to nearly 80%. Fear of needles is believed to be the single largest reason that many diabetics are not...

Low Serum Testosterone in Outpatient Psych Clinics

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In a study that confirmed what seems so obvious to members of Excelmale, researchers have concluded that there is: "a lack of information on the prevalence of low testosterone in patients presenting with psychiatric complaints despite an...

Review of Studies of Testosterone to Assess Stroke Risk

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Although two of seven studies showed reduced stroke risk, the review could not come to a definitive conclusion. Among eight RCTs, a low frequency of stroke events (<5) was observed across both testosterone and control groups, thus...
Is Metformin a Miracle Drug ? : Nelson Vergel Explains
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Jay Campbell invited me to present a review of relevant data on the use of Metformin in men with and without diabetes. I hope you enjoy the work I put into explaining the data to clarify the myths and facts about this old drug that is creating...
FDA Rejects Test E Autoinjector, Xyosted
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The news article says: Antares Pharma had applied for approval of the product for men with physician-determined hypogonadism. The prefilled, single-use injector enables patients to self-administer testosterone at home instead of applying a...

Many Men Have Low Adherence to Topical Testosterone

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This news article on a talk at the American Association of Clinical Endocrinologists 2017 Conference surprised me Low adherence in men using testosterone gels Fewer than one in five hypogonadal men are adherent to prescribed topical...

NSAIDs Associated With Higher Testosterone Levels

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It's well established that opiates, over time, can suppress male androgen levels, leading to hypogonadism. Danish researchers recently examined the question of non-prescription analgesics and the relationship they had to male reproductive...
Metformin and PSA Levels: Does it Make a Difference?
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Metformin, the first-line antihyperglycemic, has been touted as something of a wonder drug with strong, anti-aging properties. A recent study conducted in Toronto was undertaken to determine if Metformin administration had any impact on PSA...

A Review of Testosterone Heart Attacks Based on Prescription Data

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Another paper in the Asian Review of Andrology reviews the studies of cardiovascular events that were based on analyzing prescription records. Each study is summarized and its weaknesses discussed. The conclusion is that most studies have found...

Fluoride Exposure Increases Estradiol Levels in Men

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New evidence suggests that fluoride may be an sexual hormone disruptor. From the abstract: We conducted a cross-sectional study in rural areas of Henan province in China to explore the interaction between the estrogen receptor alpha...
TRT Hormone Predictor Widget

TRT Hormone Predictor

Predict estradiol, DHT, and free testosterone levels based on total testosterone

⚠️ Medical Disclaimer

This tool provides predictions based on statistical models and should NOT replace professional medical advice. Always consult with your healthcare provider before making any changes to your TRT protocol.

ℹ️ Input Parameters

Normal range: 300-1000 ng/dL

Predicted Hormone Levels

Enter your total testosterone value to see predictions

Results will appear here after calculation

Understanding Your Hormones

Estradiol (E2)

A form of estrogen produced from testosterone. Important for bone health, mood, and libido. Too high can cause side effects; too low can affect well-being.

DHT

Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.

Free Testosterone

The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.

Scientific Reference

Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038

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