Blogs

An at-home teeth whitening kit uses a peroxide-based gel, often paired with an LED light, to lift stains from tooth enamel. Here's how they actually work, which type is right for you, and whether dentists really recommend them.

Not all hair growth serums are built the same. Here's how to tell a real minoxidil-based treatment from a cosmetic growth oil, and what to look for as a man or a woman.