https://drbarrydworkin.com/health-headlines/prevention-and-screening-health-headlines/do-higher-sun-protection-factor-spf-sunscreens-provide-for-better-protection-is-there-a-difference-between-spf-30-and-50-for-example/ 2026-06-17T20:39:10Z Dr. Barry Dworkin en Do higher Sun Protection Factor (SPF) sunscreens provide for better protection? Is there a difference between SPF 30 and 50 for example? 2026-06-17T20:38:44Z Blog https://drbarrydworkin.com/health-headlines/prevention-and-screening-health-headlines/millions-take-calcium-and-vitamin-d-for-stronger-bones-a-major-review-finds-little-benefit/ 2026-06-17T20:32:29Z Dr. Barry Dworkin en Millions take calcium and vitamin D for stronger bones. A major review finds little benefit 2026-06-16T20:29:44Z Blog https://drbarrydworkin.com/health-headlines/mental-health-health-headlines/dementia-mental-health-health-headlines-health-headlines/large-psilocybin-dose-briefly-improved-dementia-in-case-study-of-an-80-year-old-woman-larger-controlled-studies-are-required/ 2026-06-15T15:30:11Z Dr. Barry Dworkin en Large psilocybin dose briefly improved dementia in case study of an 80 year-old woman. Larger controlled studies are required 2026-06-15T15:30:10Z Blog