Vitamin D remains a recurring topic in sport because low vitamin D status is common in athletic populations, particularly ...

Tired skin and fine lines don’t always require injections (or a scalpel) for a fix. As someone who has tested dozens of ...

This article was reviewed by Knox Beasley, MD. Key Takeaways: Each hair follicle is a tiny but complex structure. From the ...

Collagen is your body’s most abundant protein, supporting connective tissues like skin, tendons, ligaments, muscles, and bones, but it naturally declines with age. Research suggests collagen ...

Poor gut health may show up as fatigue, upset stomach, skin conditions, and autoimmune challenges. Probiotics, fermented foods, hydration, and managing stress may help. The term “gut microbiome” ...

Whether you’re a sensitive-skinned beginner or an experienced retinol user, we researched the market’s top retinol serums to bring you our favorites of 2026.