Posts in Testosterone 101

Everything you need to know about testosterone, backed by the latest research. We turn complex topics like diagnosis, dosing, delivery methods, and lab results into simple, practical insights. Understand TRT benefits and risks, maintain estradiol balance, and spot drug interactions - all grounded in evidence, not hype.

Moobs, man boobs, and male breast growth: what it really means and how to fix it

Moobs, man boobs, and male breast growth: what it really means and how to fix it

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 21, 2025 · 14 min read

Moobs are common, treatable, and often a sign that your hormones, weight, or medications need a tune‑up. Here is exactly how to tell what kind you have and what actually works to get rid of man boobs. “When a man asks me ‘how do I get rid of man boobs,’ I think about three things: ...

Fadogia agrestis and tongkat ali: what science really says about this testosterone stack

Fadogia agrestis and tongkat ali: what science really says about this testosterone stack

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Nov 20, 2025 · 9 min read

Popularized by longevity podcasts, this herbal combination promises to boost testosterone without a prescription. While the biology is promising, the safety data on fadogia agrestis side effects suggests you should proceed with caution. “Men often turn to the tongkat ali and fadogia agrestis stack looking for a shortcut to higher testosterone. While tongkat ali has ...

Does nicotine increase testosterone or quietly wreck it?

Does nicotine increase testosterone or quietly wreck it?

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Nov 20, 2025 · 9 min read

Internet forums are full of rumors that smoking boosts male hormones. While lab results often show higher levels in smokers, the biological reality involves a dangerous trade-off between hormone quantity and sexual function. “We often see a ‘smoker’s paradox’ in clinic. A patient might have decent testosterone numbers on paper because nicotine blocks the breakdown ...

TRT side effects. Facts and myths.

TRT side effects. Facts and myths.

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Nov 14, 2025 · 13 min read

Testosterone replacement can change energy, mood, strength, and sex drive — but it also shifts blood, skin, fertility, and prostate health. Here is a clear, evidence-based guide to TRT side effects and how to manage them safely. “Most problems blamed on TRT are preventable. The real risk is starting testosterone in the wrong man, at ...

Estrogen in men: Low Estradiol can ruin your TRT therapy

Estrogen in men: Low Estradiol can ruin your TRT therapy

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Oct 26, 2025 · 13 min read

Low estradiol in men is common, especially on testosterone therapy, and can quietly drain libido, mood, and bone strength. Here is how to recognize low estradiol, get the right tests, and correct it without crashing your hormones. “Men often think estrogen is the enemy, but low estradiol in men is just as harmful as high ...

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