workout programs

  1. Vanbooring

    Looking for an effective 4-day push & pull workout routine

    Hey guys, So I've been hitting the gym for close to a decade now with okay-ish results. But I just can't seem to find a decent program to suit my needs as I've found that training each body part at least x2 a week works best for me. Thus, I'd appreciate it if someone can help me out by sharing...
  2. Will Brink

    The "old guy" workout :)

    Yes, my “hard core” days are over. When I was younger, my priority was getting bigger and stronger, and that was basically it. These days, I’m often experimenting with my own programming in an attempt to find a balance strength, conditioning, and body composition, that fits my schedule, goals...
  3. Nelson Vergel

    Exercise Tips to Lose Fat and Gain Muscle

    General Exercise Suggestions: There is controversy in the literature about the effects of exercise on testosterone blood levels. Conflicting results may be explained by differences in the intensity and duration of the activity and the physical characteristics of the individual (e.g. age and...
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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