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Hair

Severe stress may even harm your tresses. While the research is mixed, stress is thought to play a role in triggering hair loss in the autoimmune condition called alopecia areata.

Stress and anxiety can also contribute to a disorder medically known as trichotillomania, in which people have a hard-to-resist urge to pull out the hair from their own scalp.

However, you can stop blaming your silver tresses on your demanding boss. There's little evidence that stress will turn your hair gray.

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