Yay for gray?

While many people go to great lengths to prevent or mask their silver strands, a new study reveals that going gray may play an essential role in fighting off a deadly disease.

Researchers claim that the dreaded, telltale sign of aging could, in fact, reflect a natural defense against cancer. 3

The study, published in Nature Cell Biology , explores how hair follicle stem cells respond to DNA damage and found a shocking connection between gray hair and melanoma.

Stress from lots of sources, both internal and external, damages our DNA. This damage inevitably leads to aging — and sometimes to cancer.

Our natural color of our hair is determined by melanin, a pigment produced by specialized cells called melanocytes. When our hair turns gray, it is due to the gradual dec

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