Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

How long honey packs stay in your system: What research says

Dec 06, 2025 · 17 min read

Honey pack: How long it actually stays in your system for men (risks) In most healthy adult men, a honey pack that contains sildenafil is mostly cleared from the bloodstream in about 20 hours, while tadalafil can linger for about 3 to 4 days.[8,9] “Honey pack” sexual-enhancement sachets are supplement products that often contain undeclared ...

Healthy suppositories for men: What works, what is safe, and what to avoid

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 05, 2025 · 12 min read

Healthy suppositories for men are clinician recommended rectal or urethral inserts that treat a specific diagnosis with a known medication, dose, and safety profile. This guide breaks down which suppositories are evidence based, what “natural” options really mean, and how to use them safely without missing more serious problems. “A suppository is just a delivery ...

Does stress cause low testosterone in men? What science really shows

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 05, 2025 · 14 min read

Chronic psychological stress is linked to lower morning testosterone in men, largely because sustained HPA axis cortisol output can suppress hypothalamic-pituitary-gonadal (GnRH/LH) signaling and reduce testicular testosterone production. Here is how to recognize the stress-low T feedback loop and what actually helps break it. “Stress and testosterone talk to each other all day long. Short ...

Semen retention meaning and the science behind the hype

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 05, 2025 · 13 min read

Semen retention is deliberately avoiding ejaculation for a period of time. Research suggests it does not produce a sustained testosterone boost. A 2001 study in World Journal of Urology found a modest rise around day 7 of abstinence that drifted back toward baseline despite continued retention. Here’s what the evidence says about how “holding semen” ...

Does testosterone cause hair loss? Separating hormonal fact from fiction

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 04, 2025 · 11 min read

Testosterone itself isn’t the direct cause of male pattern hair loss; the issue arises when 5‑alpha reductase converts it into DHT, which miniaturizes genetically androgen‑sensitive scalp follicles even when total testosterone is normal. With androgenetic alopecia affecting roughly 30% to 50% of men by age 50, the real question is whether your follicles are “wired” ...