Health Capsules

Sun gives you vitamin D and may lower mortality, yet it also drives skin cancer, and the advice you hear rarely holds both truths. These views differ on the benefits of moderate sun, the limits of the studies, and how to warn people without stoking fear. Read them to set a sun habit you can actually trust.

Longevity medicine offers varied guidelines on exercise intensity, supplement timing, medical screening, and cold exposure. These guidelines differ on how to balance rigorous research with practical daily actions, when to intervene medically, and how to safely apply cold therapies. Understanding these differences helps you choose personalized strategies for healthspan and lifespan optimization.