Neufeld, Ph.D., the Bernard Becker Professor of Ophthalmology and Visual Sciences at Washington University School of Medicine in St. Louis, first put forth his idea that human head hair is somehow ...

For example, hair can: Have you ever wondered how many hairs there are on your head? The answer is between 80,000 and 120,000! Continue reading below to discover more fun facts about human hair.

This made them wonder whether activating OR2AT4 could promote hair growth. To test the idea, the team used samples of human scalp donated by volunteers who had undergone facelift procedures ...