Alopecia areata, ringworm, and chemotherapy are among the most common causes of a bald spot or patch in the beard. Treatment can ... The hair tends to grow back within 1 year, even without treatment.
His takeaway? “This generation, the vast majority of 20s, 30s, into their 40s men in this country, have beards.” “The new vice president has a beard. Members of Congress have a beard.