Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Double shampooing is a hair care technique where you ...

If you’re like us, you’ve probably wondered if you're truly getting your hair squeaky clean with just one lather. Perhaps after seeing the shampoo bottle instructions of lather, rinse and repeat, ...

I used to think my haircare routine was healthy and hygienic, until I noticed how quickly my hair seemed to be drying out. As someone who never uses a flat iron or dyes her hair, I was pretty confused ...

When it comes to hair care, one of the biggest debates revolves around shampooing frequency. Some people swear by daily washing to maintain fresh and clean locks, while others advocate for shampooing ...

There are some clear telltale signs when you under-wash your hair—greasy roots being the main one—but how do you know if you're over-washing your hair? As a nation, and even amongst our friendship ...