Human hair is a simple thing made of keratin and dead skin cells. Its function is to prevent heat loss from a person’s head, yet it also causes women to weep, men to buy Porsches and people to spend billions each year on its upkeep.
Throughout history, humans have used their hair to represent their class, indicate religious faith and piss off their parents. Madonna changes her hair to represent each comeback, while Donald Trump represents his wealth with a comb-over made from 40 kt gold. Samson used his hair to store his power, while Rapunzel used her hair to sneak the prince into her tower (how early teenage rebellion began).
Such a simple thing as human hair leads to all kinds of complexities. Here are examples in which hair is more than just a dandruff jungle, so check out these 5 things you didn’t know about human hair.