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.

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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 Conflicting information, outdated medical advice, and unqualified opinions flood the internet.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.

How DHT and Androgens Drive Acne Formation
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Androgens are a key factor in acne pathogenesis. Lawrence Green, MD, FAAD discusses how hormones help drive the skin disease. How DHT and Androgens Drive Acne Formation Androgens are integrally associated with acne development. Acne...

Men: What has been your experience with progesterone?

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Sorry, I know there are a ton of other threads on progesterone, but seems like a lot of them get derailed and you have to filter through like 12 pages of comments and studies people posted. I just want to know straight up, what has been your...

Best Medications to improve Ejection Fraction in Testosterone Users?

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It turns out I had crazy high blood pressure (170/100), likely for months, too much caffeine, stress and I'm 125kg/275 pounds / 192cm/6'4, 44 years old. Last week a cardiologist put me on Dipperam 5+160 (5mg Amlodipine + 160mg Valsartan), using...
Heart Palpitations and AFIB in Older Men on Testosterone: Signals from TRAVERSE
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Heart palpitations and AFIB (Atrial Fibrillation) risk in older men using testosterone is examined in the video below. Highlights [⚠️] Testosterone use in older men and its link to heart palpitations and AFIB. [] Research findings suggest a...
DHT and estradiol regulate fat in different areas of the body
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Testosterone metabolites differentially regulate obesogenesis and fat distribution Zachary L. Sebo, Matthew S. Rodeheffer Abstract Objective: Low testosterone in men (hypogonadism) is associated with obesity and type II diabetes...
Blocking Estrogen May Increase Fat in Men
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Recently published. "Only over the past few years have clinical intervention studies begun to confirm preclinical evidence that estradiol contributes to body weight regulation and metabolic health in men. One small study examined the effects of...
Sleep Apnea: Why Does Testosterone Make it Worse?
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As part of an unsuccessful recent experiment with my protocol (nandrolone added to testosterone), my sleep apnea appears to have gotten noticeably worse over a very short period of time. I haven't been treating my OSA since it's typically so mild...
Controversies with Testosterone Replacement Therapy: Lecture by Dr Khera
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As usual Nelson's Excel is where it's at! Mohit Khera, MD, MBA, MPH, Professor of Urology, F Brantley Scott Chair in Urology, Medical Director of the Laboratory for Andrology Research, Medical Director for the Scott Department of Urology...
TRT: where do the latest guidelines agree and differ?
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Purpose of review The incidence of testosterone deficiency and the number of men on testosterone therapy (TTh) has increased significantly over the past 3 decades. This rise has been accompanied by controversies surrounding the indications and...
Case Study: Absorption of Testosterone Cream via Scrotal Delivery
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Case Study: Absorption of Testosterone Cream via Scrotal Delivery. Needham S1, Needham S2. 1Moses Lake Professional Pharmacy, Moses Lake, Washington. 2Alturas Analytics in Moscow, Idaho. Abstract Transdermal testosterone has been used for...
How long does TRT take to show effects?
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A review of studies attempted to determine the time-course of the effects induced by testosterone replacement therapy from their first manifestation until maximum effects are attained. Causes of Low Testosterone and Benefits of Treatment...
Penile Implants, Girth Enhancement, and Testicular Implants: Latest Developments
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ABSTRACT Introduction: Inflatable penile prosthesis (IPP) technology is a mainstay in the treatment of erectile dysfunction refractory to medical management. Technological advancements in the design of 3-piece IPPs have been improved to optimize...
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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