Articles

Practical, research-backed guidance for adults who want to age well.

Hormones

Working on your testosterone naturally? Here are the real signs testosterone is increasing, how long each takes, and what a…

6 min read

Hormones

Testosterone cream or injections for TRT? A clear comparison of the two most common forms, how they differ, and the…

6 min read

Hormones

Chronic stress raises cortisol, which can lower testosterone levels. How cortisol and testosterone interact in men, and what helps.

6 min read

Hormones

Does testosterone cause aggression? The science is far more nuanced than the roid rage stereotype. Here's what testosterone really does…

6 min read

Hormones

Does soy lower testosterone or "feminize" men? A large meta-analysis of 41 studies settled this. Here's what the evidence says…

8 min read

Hormones

Low testosterone in your 30s is more common than you'd think, and often reversible. Here are the real causes of…

6 min read

Hormones

Does testosterone affect fertility? Testosterone therapy suppresses sperm production, often sharply. Here's what men planning a family should know.

8 min read

Hormones

Estrogen blockers and aromatase inhibitors are marketed to boost testosterone in men. Do they work, are they safe, and do…

6 min read

Hormones

DHEA is marketed as a testosterone and anti-aging supplement, but does it work? A clear look at the evidence, who…

6 min read

Hormones

Sleep apnea can quietly suppress your testosterone, and it's often undiagnosed. Here's the link between sleep apnea and low testosterone…

6 min read