Jacob Schwartz is a hair colorist and the hair color trend ambassador for Schwarzkopf. He's worked with a ton of big names, including Bella Hadid, Troye Sivan, and Sydney Sweeney.

Occupational studies stretching back decades have found an increased risk of bladder cancer among hairdressers.

Make space on your beauty counter! Here’s our expert-approved list of the best makeup, skincare and haircare dupes in the ...