Hair shedding versus hair loss: What’s normal and when is it a problem

Hair shedding is when hair falls out, while hair loss is when hair stops growing properly.

A flaky, itchy scalp can mean dandruff or your scalp is too dry — here’s how to treat both

Dry scalp and dandruff usually have different causes and treatments. Dermatologists explain the difference between the two and how to best treat each one.