See More Hear More Watch More Hear More Get on iTunes
Cosmopolitan Cosmopolitan

Thinning Eyebrows, Check Your Thyroid

If the hair on your outer eyebrows is sparse, it may be time to stop plucking and get your thyroid checked. Thinning eyebrow hair, specifically at the outer third, is linked to Hashimoto’s Disease, or hypothyroidism, an underactive thyroid. It is one of the symptoms of a more advanced stage of the disease.


More from