Exercise

Why we need muscle
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Developing and maintaining muscle mass could be the key to living vibrantly and extending healthspan. In this episode, Stuart Phillips, Ph.D., helps us understand why muscle is so important and the best ways to develop healthy muscle. We explore...
Optimizing Fat Loss and Muscle Preservation: Tirzepatide + Oxandrolone + TRT + Protein & Exercise
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This article outlines a comprehensive strategy for optimizing fat loss and muscle preservation, primarily discussed within the context of an online forum dedicated to men's health, ExcelMale.com. The core of the strategy involves a multi-faceted...
New research on Taurine improving HPTA Hormone Axis
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Came across this video (linked below) showing a new study outlining that Taurine supplementation might increase Gnrh, FSH, LH and general testicular health. - relevant commentary from @24:25 Thoughts on adding 1g/day to the supp stack? The...
The Effects of Creatine Supplementation
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This is a meta-analysis so quite a few studies were combines. The authors found that creatine supplementation showed a beneficial effect for hypertrophy when compared to placebo. However, the size of the benefit was relatively small (0.11)...
Cable Machine Workouts: Exercises Can Develop the Body Fully and Safely
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Hello, I’m Nelson Vergel, and I'm here to talk to you about a therapy that has more than 15 to 20 benefits, surpassing almost any other therapy in the world. Unfortunately, we can’t get it in a pill, but it is available to everyone, even though...
TRT Before and After: Real Transformations
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TRT Before and After: See Real Transformations Key Highlights Explore the amazing changes people go through before and after starting Testosterone Replacement Therapy (TRT). Understand how TRT can greatly improve life quality by fixing low...
Beyond Testosterone: The Illustrated Guide is Now on Amazon
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"Beyond Testosterone" is a comprehensive 427-page guide authored by Nelson Vergel, a seasoned expert in the realm of hormone therapy. With a vibrant full-color layout and extensive illustrations, this book stands as an essential resource for both...
Building and maintaining muscle for longevity
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Steeltown! Stuart Phillips, PhD, is a professor of kinesiology at McMaster University in Hamilton, Ontario, Canada, where he also serves as the director of the Physical Activity Centre of Excellence. His research centers on the roles...

Intensity of exercise and longevity

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https://www.mdpi.com/2076-3921/10/7/1035 Sellami M, Al-muraikhy S, Al-Jaber H, Al-Amri H, Al-Mansoori L, Mazloum NA, Donati F, Botre F, Elrayess MA. Age and Sport Intensity-Dependent Changes in Cytokines and Telomere Length in Elite Athletes...

Milk proteins pre/post-exercise to increase muscle mass and strength

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Precise protein supplementation strategies for muscle improvement are still lacking. The timing or type of protein supplementation has been debated as a window of opportunity to improve muscle mass, strength, and physical performance. We...
Effect of Exercise for Depression: Systematic Review of Randomised Controlled Trials
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Abstract Objective To identify the optimal dose and modality of exercise for treating major depressive disorder, compared with psychotherapy, antidepressants, and control conditions. Design Systematic review and network meta-analysis. Methods...
Exercise Tips for Best Fat Loss and Muscle Gain
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Exercise has long been praised for its role in hormonal regulation, especially when it comes to improving testosterone levels. While that is undoubtedly a significant benefit, the realm of exercise extends much farther than hormones alone. A...
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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