Question Of The Week - From The Naked Scientists

QotW - Do hairs grow out grey, or turn grey?

Informações:

Synopsis

Elizabeth got in touch to ask: "do hairs grow out grey, or do hairs that have colour eventually turn grey?" We asked hair expert Desmond Tobin, director of the Charles Institute of Dermatology, University College Dublin... Like this podcast? Please help us by supporting the Naked Scientists