Gray hair isn't just for grandparents anymore! More and more young people, especially Millennials and Gen Z, are noticing these silver strands popping up before they hit 40. What's going on here?

1/IRF4-Dependent Transactivation of the Aldh1a2/Raldh2 Gene in Dendritic Cells. Image Credit: Danijela Maksimovic/Shutterstock.com In a recent article published in the Allergy, a group of ...