Why Body Hair?

The video explores the evolution and functions of human hair, comparing it to other mammals. It discusses different types of hair, their growth phases, and evolutionary theories explaining why humans have less hair than other primates. The video also highlights the purposes of body hair, such as protection from the sun, deterring parasites, and aiding in mate attraction through pheromones.

How do the growth phases of different types of hair vary in humans?

What role do pheromones play in the evolution of body hair in humans?