Nelson Vergel

Nelson Vergel

Founder, Excel Male Forum
Author: Books

New Podcast Episode: All About Oxandrolone (Anavar)

Jul 14

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This podcast session examines the efficacy and safety of oxandrolone, an anabolic androgenic steroid (AAS), in treating various wasting and catabolic disorders. It explores the drug's pharmacokinetic and pharmacodynamic properties, noting its...

Anabolic Agents Fat Loss Men's Health Muscle Gain Weight Loss Women's Health

Oxandrolone (Anavar) Medical Uses- Presentation Attached

Jul 13

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Here is a presentation for download only for registered members: https://www.podbean.com/eas/pb-ecn8d-19059e5 The Anabolic Androgenic Steroid Oxandrolone in the Treatment of Wasting and Catabolic Disorders Source: Excerpts from "The...

Anabolic Agents Fat Loss Men's Health Muscle Gain Weight Loss Women's Health

Comparison of U.S. Clinical Guidelines on Hormone Replacement Therapy (HRT) in Women

Jul 09

These are not usually what many US clinics follow, but I wanted to show what the guidelines say. Comparison of U.S. Clinical Guidelines on Hormone Replacement Therapy (HRT) in Women Multiple U.S. medical organizations—including The Menopause...

Blood Tests HRT in Women Women's Health

How Compounding Pharmacies Are Challenging Big Pharma on Fair Access

Jul 08

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13-Minute Podcast: This podcast discussion examines the burgeoning role of compounding pharmacies, particularly in the context of GLP-1 medications, and how they are challenging the established dominance of Big Pharma. Driven by soaring drug...

Health & Wellness Hormones Men's Health Products Resources Weight Loss Women's Health

Can Clomiphene / Enclomiphene Reverse Testicular Atrophy? Review of Limited Data.

Jul 04

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Below is a synthesis of what the literature presently shows about clomiphene (and its trans-isomer enclomiphene) and reversal of testicular atrophy in men. What hard data exist? Setting Study design (n) Testicular-volume result Time to...

Clomid (Clomiphene & Enclomiphene) HCG Men's Health Testicular Atrophy Testosterone side effects

HCG plus TRT to Prevent / Reverse Testicular Shrinkage and Decreased Fertility

Jul 03

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Human Chorionic Gonadotropin (From the book Testosterone: A Mans Guide, amazon.com) Short podcast: hCG: What Every Man Should Know Good summary : Why Use hCG With TRT?- A Clinical Review Human chorionic gonadotropin (HCG) (not to be confused...

Fertility HCG Sperm count Testosterone side effects

Why Use hCG With TRT?- A Clinical Review

Jul 02

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Using hCG in Men on Testosterone Replacement Therapy (TRT) – A Clinical Review Introduction Exogenous testosterone replacement therapy (TRT) can profoundly suppress the hypothalamic-pituitary-gonadal (HPG) axis through negative feedback. By...

Blood Tests Erectile Dysfunction Fertility HCG Health & Wellness How to Guides Men's Health Sperm count Testosterone Testosterone side effects TRT TRT blood tests

The Evolution of Testosterone Products in the U.S. (1935-2025)

Jun 27

Thanks to Dr Sun for this diagram. Timeline details (left → right) YearProduct (image above/below the line)Form & delivery 1935-1937No product image—text block below the line: “Testosterone first synthesized” with a bullet list of early...

Men's Health Testosterone TRT TRT blood tests TRT Doctors

Testosterone Replacement Therapy (TRT) Facts Every Man Should Know

Jun 23

Testosterone Replacement Therapy (TRT) can be life-changing for many men suffering with low testosterone symptoms. However, there are crucial facts that most men are not told by their physicians before they start TRT. Here are the top facts that...

Health & Wellness Hormones Men's Health Testicular Atrophy Testosterone Testosterone side effects TRT Videos

Smoking Cessation's Effects on Male Hormonal Levels

Jun 22

This scientific paper investigates the effects of smoking cessation on hormonal levels in men, specifically focusing on steroid hormones like testosterone, DHEA, DHEAS, cortisol, and sex hormone-binding globulin (SHBG). The researchers aimed to...

Blood Tests Erectile Dysfunction Health & Wellness Men's Health Testosterone Testosterone side effects TRT Weight Loss

Elevated Hematocrit from Testosterone Therapy vs High-Altitude Adaptation: A Comparative Analysis

Jun 22

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From this thread: WARNING: Do not believe Internet "gurus" proclaiming no need to manage hematocrit on TRT - Excel Male TRT Forum Underlying Physiological Mechanisms Testosterone Replacement Therapy (TRT) and Erythrocytosis: Exogenous...

Blood Tests Heart Health High Hematocrit Men's Health Testosterone side effects TRT blood tests

Medications that Can Impair Muscle Mass and Strength Gains from Resistance Training

Jun 18

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Introduction Many common medications – both prescription and over-the-counter – can influence the muscle mass and strength gains achievable through resistance exercise. Some drugs impair or blunt muscle hypertrophy and strength development, while...

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TRT Hormone Predictor Widget

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