Let's go over some of the reasons that you start seeing hints of yellow in gray hair, as well as ways to avoid them. You might be surprised at what's causing it!

Background: The contribution of occupational exposures to chronic obstructive pulmonary disease (COPD) and, in particular, their potential interaction with cigarette smoking remains underappreciated.

Avril Lavigne brings back her iconic neon green hair, sparking nostalgia for her Smile-era look. Fans are loving this colorful transformation!