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  1. A

    Diet during early life defines testicular lipid content and sperm quality in adulthood

    https://journals.physiology.org/doi/pdf/10.1152/ajpendo.00235.2020 First published October 12, 2020; doi:10.1152/ajpendo.00235.2020.— Childhood obesity is a serious concern associated with ill health later in life. Emerging data suggest that obesity has long-term adverse effects upon male...
  2. tastyfood

    Diagnosed with early maturation arrest: I can't make sperm. Any ideas?

    I had my testicles biopsied in 36 different regions (Fine Needle Aspiration), and the pathology results showed early maturation arrest in all sites. The process stops at the primary spermatocyte stage for me. I had a varicocele repair 8 months ago, but it hasn't helped yet. I have normal...
  3. tastyfood

    I received marcaine (0.25%) injections directly in my testicles for a biopsy. Could that have had beneficial systemic effects?

    In this thread, Haidut mentioned that "Going to the dentist also tends to give you anesthesia administered through injection that one definitely elevates systemic circulation. https://raypeatforum.com/community/threads/rp-email-advice-comment-lidocaine-for-bowel-complaints.13540/#post-187179...
  4. Cameron

    Topical or oral androsterone??

    What was more effective for individuals topical or oral androsterone? I’m curious if the effect of 5ar activation in the skin with topical Andro is noticeably superior than oral convenience and bioavailability. Will oral convert more likely to an inactive weaker back door androgen via liver...
  5. haidut

    Pregnenolone (P5) Fully Prevents Testicular Atrophy Due To Steroid (ab)use Or High Estrogen

    I often get emails from bodybuilders, athletes and others who have used or currently use steroids and want to either protect themselves while using those steroids or want to recover after long-term usage. It is well-known that most performance enhancing steroids, including plain testosterone (T)...
  6. haidut

    Fertility Depends On Metabollism (ATP), Not Age

    As many of you know, there are 2 fundamental dogmas in reproductive medicine. One is that every woman is born with a fixed number of eggs and those cannot be replenished. The second one is that there is a biological fertility clock in every woman that inexorably ticks, and if the female does not...

    Applying Idealabs Supplements On Scrotum

    I've posted before on the putting pansterone, androsterone, vitamin K and thyromax on my scrotum with some notable success. Haidut recommended I tried pure T3. Well here are a few observations: -two drops of 8mcg of tyronene each on each testicle before bed: very sound sleep, and sex drive and...