Learn the telltale signs of alopecia areata. Alopecia areata is a condition where the body's immune system attacks the hair follicles. HPIHair Partners’ Kimberly Vaughn explains that this attack causes the body to stop growing hair. She emphasizes that alopecia areata typically manifests as hair loss in small sections or spots on the scalp. While these spots may eventually connect, there will mostly be localized hair loss rather than widespread baldness. Learn more in this week’s episode of the