What Causes Eyebrows to Thin Out as You Age

Why Do Eyebrows Thin as You Age? Eyebrows can thin with age as hormone levels change and brow hairs grow back more slowly. Years of plucking can also take a toll. While thinning eyebrows cause frustration for many people as they age, aging is not the only factor: thyroid disease, skin inflammation, nutrient deficiencies, and […]