Does exposing the skin to red light actually help treat skin conditions, hair loss or improve exercise ... There are many claims about the possible uses and benefits of red light therapy.

However, there was one side effect: In some cases, it darkened the hair. This light has a shorter wavelength and higher frequency than red light, so it has a different impact on the skin.

In people who have red hair, the skin cells (melanocytes ... produce red hair in Jamaicans and other dark-skinned people.” Claims that redheads are a dying breed are not new, and some of ...

Read the claims. Do you see words like “amazing,” “fast,” “immediate,” “instant,” or “quick?” If so, it’s a red flag. Regrowing hair is a slow, gradual process that takes time.