Is It Possible to Regrow Hair? Cultures across the globe put a high priority on having a complete and balanced head of hair. While hair is no longer required to act as a defensive shield, as it has been in our evolutionary past, many people — especially men — have legitimate concerns about hair loss, ranging from cosmetic to psychological. If you've seen a new hairline or a previously thick mane looking thinner than before, you might be confused as to why hair loss is happening and if there's something you can do about it.
