Why does hair turn grey?

Jun 30, 2025 5 min

About this episode

Greying hair can be triggered for a number of reasons, genetics; some people’s hair turns grey earlier than others. Stress, a recent study in mice showed that stress can cause stem cells to leave the hair follicle and migrate to other parts of the body, leaving no cells to produce melanin. Some Illnesses like thyroid disease and of course ageing. But could the days of grey hair be over? Possibly. A new study conducted by scientists from New York University Grossman School of Medicine have discovered why hair turns grey and how to stop it happening. Well at least in mice. What are the cells that produce hair colour and how do they work? So why is hair going grey? What are the implications of this finding for humans and hair greying? What can you do in the meantime? In under 3 minutes, we answer your questions ! To listen to the latest episodes, click here: ⁠What does it mean to be a seenager?⁠ ⁠Why do we blow out candles on birthdays?⁠ ⁠What do you get better at with age?⁠ A Bababam Originals podcast written and realised by Amber Minogue. First broadcast: 18/5/2023 Learn more about your ad choices. Visit megaphone.fm/adchoices

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