Every year, nearly 30,000 new products hit the shelves. To help shoppers navigate this sea of possibilities, Newsweek has ...

BrandSpark International and Newsweek announce the winners of the 17th annual 2025 Best New Product Awards™, America's most ...

Keratherapy offers both short-term and long-lasting products and professional treatments to restore the keratin content of ...

Keratin is a protein that promotes the development of the skin and nails. Nail psoriasis sometimes causes too much keratin to grow under the nail. This overgrowth is called subungual hyperkeratosis.