We tested the best shampoos for dry hair (plus, their conditioner counterparts) and found winners from Redken, Olaplex, Amika ...

Here’s what we know about the risks of glyphosate, atrazine, and other pesticides—and how to lower your exposure.

Humectants are moisturizing substances commonly found in cosmetic products. Find a list of examples and how to use them in ...

Every time I test a shampoo, I think about the basics: how well it cleanses, how well it hydrates, and cost per ounce. In ...

Get that sizzling hot look without having to touch anything that's...actually sizzling hot. View Entire Post › ...

Medically reviewed by Brendan Camp, MD Hair porosity influences how well hair absorbs water, oils, and hair care products.