Posts tagged blood flow and erections | XY Files – Veedma's evidence-based men's health articles

How much curve is too much? The science of penile shape and Peyronie’s

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

Jan 12, 2026 · 9 min read

Most men are not arrow-straight, but a sudden change in shape can signal an underlying condition. Here is the evidence-based guide to distinguishing normal anatomy from medical concern. “A curved penis is rarely a perfect cylinder. Most men have some degree of mild curvature, often to the left or right, which is completely benign. The ...

Does alcohol cause inflammation? What men need to know about the immune response

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

Jan 04, 2026 · 10 min read

The “buzz” you feel is immediate, but the cellular stress can last for days. Here is exactly how alcohol triggers your immune system, affects your testosterone, and what you can do to reverse the damage. “We often think of inflammation as a swollen knee or a sore shoulder, but systemic inflammation from alcohol is silent. ...

Does creatine cause erectile dysfunction? The evidence says no

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

Jan 01, 2026 · 9 min read

Creatine is one of the most studied performance supplements on the planet, yet men still ask one anxiety-loaded question: “does creatine cause erectile dysfunction?” Here’s what the clinical literature actually supports, why the rumor started, and what to do if erections change while you’re using creatine. “When patients ask ‘does creatine cause erectile dysfunction,’ I ...

How to make penis more sensitive: a urologist’s evidence-based plan to get sensation back

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

Dec 26, 2025 · 12 min read

Penis sensitivity can drop for simple reasons like friction habits or stress, or for medical reasons like nerve and blood flow problems. Here’s how to make penis more sensitive with a practical, clinically accurate approach you can start today. “When men tell me their penis feels ‘numb’ or less responsive, I treat it like any ...

Does testosterone make your dick bigger? The clinical reality of growth, hormones, and male anatomy

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

Dec 21, 2025 · 10 min read

Every man has wondered if his hormone levels dictate his size. The answer involves a complex distinction between developmental growth, adult maintenance, and the physiology of erections. Here is the evidence-based truth. “We have to distinguish between the construction phase of the penis and the maintenance phase. In the womb and during puberty, testosterone is ...