Naturally, it’s complicated. “The honest answer is that there's no universal rule,” admits D’Alessandro. While frequency depends on many factors, she says most people do well washing their hair two to ...

Think washing your hair is pretty straightforward? I did too—until I reported this story. It turns out many of us are unknowingly making mistakes that can affect everything from scalp health to shine.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Hair care routines can be a contentious subject, and experts are often ...

Between work, exercise routines, hobbies, and just plain exhaustion, creating—and sticking to—a hair-washing routine can feel like an Olympic sport. Though it’s been hotly debated how often you should ...