Explore Capsules

5 capsules

Sun Exposure and Health: Vitamin D, Skin Cancer, and Sunscreen

Sun Exposure and Health: Vitamin D, Skin Cancer, and Sunscreen

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.

Sun exposure · 80 stops · ~160 minFree
The Skincare Guide to Sun Protection and Retinoids

The Skincare Guide to Sun Protection and Retinoids

Looking younger as you age depends largely on daily sun protection and using scientifically supported skin treatments. Consistent application of broad-spectrum sunscreen prevents premature aging by shielding collagen and reducing pigmentation, while topical retinoids help rebuild collagen and improve wrinkles when used carefully alongside sun protection. Avoiding harmful habits like smoking and excessive sun exposure completes the honest, evidence-based approach to maintaining youthful skin.

Aging · 69 stops · ~138 minFree
Home Solar Decisions, Done Right

Home Solar Decisions, Done Right

Deciding if solar panels are a smart investment depends heavily on your home's location, electricity costs, and available incentives. Different guides help you weigh savings projections, avoid scams, understand financing, and verify installer credentials so you can confidently choose if solar makes sense for your specific situation. Whether you own or rent, these guides reveal when solar pays off and how to protect yourself from high-pressure sales and misleading offers.

Solar panels · 81 stops · ~162 minFree
Peter Attia's Outlive: Longevity Guidelines, Evidence, and Tradeoffs

Peter Attia's Outlive: Longevity Guidelines, Evidence, and Tradeoffs

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.

Longevity · 62 stops · ~124 minFree
Retinol and Niacinamide: A Dermatologist-Guided Skincare Plan

Retinol and Niacinamide: A Dermatologist-Guided Skincare Plan

Retinol and niacinamide can transform skin or wreck it, and the difference is how they are used. Against the belief that off-the-shelf products alone suffice, the case here is for dermatologist-guided routines: right concentrations, gradual introduction, and strict sun protection. Treated as a science instead of guesswork, the same ingredients repair your skin barrier rather than inflame it.

Skincare · 99 stops · ~198 minFree