Many people use them, but are they an effective product or just a pointless trend? Here’s what the experts have to say.

Sure, stress can metaphorically make you want to pull your hair out, but—in unfortunate news for your hairline—it can also literally affect hair growth.So if you've been a ball of stress all 2 ...

Your hair is often a reflection of your internal well-being. Listen to it — it might be telling you something your mind is ...

Studies on mice showed the stem cells in the hair follicle which colour hair are damaged in response to a stress hormone called norepinephrine. The effects are irreversible, the team at Harvard said.

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Q. What causes our hair to gray? Is my hair more likely to gray if I’m stressed? A. Many things can cause our hair to gray, including genetics and stress. The graying of hair most of the time is ...

People have been blaming stress for their gray hair for ages. Whether it's from parenthood, a job, or the normal ups and downs of life — stress is often a factor many associate with their gray hair.

This caused them to release the stress hormone norepinephrine, which, in turn, depleted their hair follicles of the stem cells involved with adding pigment to mouse fur. The hair then grew in gray.

More information: Rebekka Lynch et al, Perceived stress and hair cortisol concentration in a study of Mexican and Icelandic women, PLOS Global Public Health (2022). DOI: 10.1371/journal.pgph.0000571 ...