Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Since the average hair cycle only lasts about 3 months, melanocyte stem cells have ample opportunity to move back and forth between the hair germ and bulge region throughout one’s lifespan.
Source: https://www.forbes.com/sites/williamhaseltine/2023/05/23/new-study-may-explain-why-hair-goes-gray/