male infertility

  1. madman

    Shocking Differences in Male Infertility Treatment: India vs Dubai!

    Join Dr. Ranjith Ramasamy (Consultant Urologist, Dubai & formerly Miami) and Dr. Karthikeyan (Andrologist, India) as they uncover the critical differences in male infertility treatment protocols across India and the Middle East. In this insightful podcast, they discuss: * The challenges of...
  2. madman

    Study launches of first-in-class aromatase inhibitor for male infertility

    * The primary end point for the study is the change in total motile sperm count at 16 weeks. Secondary outcome measures include sperm DNA fragmentation index, normalization of serum total testosterone levels, plasma and semen concentrations of leflutrozole, changes in libido, safety, and other...
  3. madman

    Male Infertility Guidelines

    European Association of Urology Guidelines on Male Sexual and Reproductive Health: 2021 Update on Male Infertility (2021) Abstract Context: The European Association of Urology (EAU) has updated its guidelines on sexual and reproductive health for 2021. Objective: To present a summary of the...
  4. madman

    Male infertility is the main factor in 50% of couples: Causes

    It is estimated that infertility affects 8–12% of couples globally, with a male factor being a primary or contributing cause in approximately 50% of couples. Causes of male subfertility vary highly, but can be related to congenital, acquired, or idiopathic factors that impair spermatogenesis...
  5. L

    TRT, Clomid, HCG, Anastrazole = zero sperm count?

    I hope I'm posting this in the correct place, as I'm a new member and not a typical use as my husband is not into lifting. Still hoping i can find some help here because we've had a rough few months in regards to TRT and fertility. We are desperate for answers as my husband badly wants another...
  6. madman

    Current and emerging medical therapeutic agents for idiopathic male infertility

    ABSTRACT Introduction: Infertility is one of the great challenges of modern healthcare. It afflicts about 8–12% of reproductive-aged couples worldwide, but the prevalence is even higher in industrialized countries. In 50% of cases, a male factor of infertility underlies the problem, but in...
  7. Nelson Vergel

    Causes Of Male Infertility

    Causes Of Male Infertility Male infertility is most often due to three factors: 1) blockages that prevent the delivery of sperm; 2) low sperm count; and 3) misshapen or immobile sperm cells. However, because the process is so delicate, many related factors can also contribute to the overall...
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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