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Is Letrozole a safer option?

Is letrozole a safer option than anastrozole? I'm having a conversation via email with my doctor, concerning starting using an AI, and voiced my concerns about letrozole causing ED versus anastrozole. It sounds like letro is the overall safer option between the two. "I see the concerns reading...
- mike7
- Thread
- Jan 16, 2017
- Replies: 0
- Forum: Testosterone Side Effect Management
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1st blood work at 5 weeks? Too soon?

I started TRT approximately 5 weeks ago through my family physician (50mg X2 per week), no HCG or AI, and my 9th injection with be this Friday. The wife says I'm being more of a **** than usual... I've felt good the day after injection, might be placebo, and then I feel like I get tired...
- mike7
- Thread
- Feb 24, 2016
- Replies: 3
- Forum: Blood Test Discussion
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Testosterone dosage increase

Is there a recommended dosage increase that is recommended when ramping up testosterone, due to suboptimal testosterone levels, or symptoms not alleviating? As an example... Starting at 100mg per week split into two 50mg doses every 3.5 days. Would you increase to 110mg? 120? 150? I'd like to...
- mike7
- Thread
- Feb 4, 2016
- Replies: 10
- Forum: Testosterone Basics & Questions
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Testosterone levels declining...

I searched multiple times and different phrases and couldn't find this on the site. Thoughts? Testosterone levels in men decide over past two decades, study shows.
- mike7
- Thread
- Dec 17, 2015
- Replies: 12
- Forum: Testosterone Basics & Questions
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Anybody start TRT in the 500's?

Just curious if anyone started TRT with their total T in the 4 or 500's? What were the results in terms of how you felt before and after?
- mike7
- Thread
- Feb 24, 2015
- Replies: 9
- Forum: Testosterone Basics & Questions
M
Testosterone levels by age

Are the charts accurate? I've been reading here a lot and trying to educate myself on TRT. I have all of the symptoms that are indicative of low testosterone but I'm not sure if it's just part of getting older, in my head, or if it's a legit problem that could be helped by TRT. I'm 41 and just...
- mike7
- Thread
- Feb 15, 2015
- Replies: 28
- Forum: Blood Test Discussion

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