Veedma's editorial team: Evidence-based men's health

The Veedma editorial team writes evidence-based men's health content with AI-assisted research tools, under clinical rules set by Vladimir Kotlov, MD, urologist, CEO and founder of Veedma. Every article passes automated checks before publication and is re-checked periodically. Read our editorial policy.

Does nicotine increase testosterone or quietly wreck it?

Does nicotine increase testosterone or quietly wreck it?

Veedma's editorial team: Evidence-based men's health

Nov 20, 2025 · 9 min read

Yes. Smoking can slightly raise measured testosterone in some observational studies, but it does not improve male hormonal health and can worsen erections and fertility. The higher lab values likely reflect altered hormone metabolism and clearance rather than better testicular function. Key takeaways Some observational studies and meta-analyses find smokers have slightly higher measured total ...

Can Vitamin D impact testosterone?

Can Vitamin D impact testosterone?

Veedma's editorial team: Evidence-based men's health

Oct 28, 2025 · 13 min read

Vitamin D can modestly raise testosterone in men who are truly vitamin D deficient (25-hydroxyvitamin D below 20 ng/mL), likely because the testes contain vitamin D receptors and activation enzymes that may influence Leydig cell testosterone production. Here is how to tell when correcting vitamin D is a meaningful lever. It also explains when low ...

L carnitine benefits for men: What it can and cannot do for fat loss, workouts, and testosterone signaling

L carnitine benefits for men: What it can and cannot do for fat loss, workouts, and testosterone signaling

Veedma's editorial team: Evidence-based men's health

Oct 25, 2025 · 14 min read

L-carnitine can modestly improve endurance style training output and may support sperm motility in selected men, but it is not a guaranteed fat loss or testosterone shortcut. This evidence-based guide breaks down which l carnitine benefits are real, what dose and timeline matter, and how to use it like a structured experiment instead of a ...

Sauna health benefits for men: A safe routine for heart health and recovery

Sauna health benefits for men: A safe routine for heart health and recovery

Veedma's editorial team: Evidence-based men's health

Oct 21, 2025 · 14 min read

Regular sauna use is associated with cardiovascular benefits in men, and in Finnish cohort data the lowest rates of fatal heart events were seen in men who used the sauna most often.[1] Most of the long term evidence comes from observational Finnish studies, which show association rather than proof.[2] A moderate routine you can repeat ...

Testosterone Сypionate: Relief you can feel, but what about fertility?

Testosterone Сypionate: Relief you can feel, but what about fertility?

Veedma's editorial team: Evidence-based men's health

Oct 17, 2025 · 15 min read

Testosterone cypionate can relieve true hypogonadism, which is diagnosed in men with persistent symptoms plus consistently low testosterone on repeated morning testing. However, it commonly suppresses LH and FSH and can sharply reduce or shut down sperm production. Learn how it is dosed and monitored to mimic normal physiology, and how to plan ahead if ...