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From Root to Ritual

Eight hours of friction, dehydration, and compression — what your hair is doing while you sleep, and what to do about it

Eight hours of friction, dehydration, and compression — what your hair is doing while you sleep, and what to do about it

You spend roughly a third of your life asleep, and during that time your hair is in contact with a fabric surface that is either actively protecting it or actively working against it. Most people have not thought carefully about which one it is. The overnight hours are also the window when topical treatments have the longest uninterrupted contact with the scalp. Here is what happens to hair while you sleep, and how to make those eight hours work for the routine rather than against it.