A recent social media video highlights an unusual but potentially critical cancer indicator that often goes unnoticed—the sudden growth of fine, white hair on typically hairless areas of the body. Dr. Scott Walter, a board-certified dermatologist, recently highlighted this issue in a TikTok post. This condition is known as acquired hypertrichosis lanuginosa and affects fewer than 1,000 people in the United States, according to the Genetic and Rare Diseases Information Center. Walter explains in the video that lanugo, defined as fine, nonpigmented, wispy hairs similar to those on newborns, can Read More