High Five Facts - Hair

The video presents five intriguing facts about hair. It starts with the number of hair follicles on the human head and the natural hair loss process. It highlights the strength of hair, capable of supporting significant weight. The video explains that only a small percentage of the human body is hairless, comparing human hair to that of chimpanzees. It discusses the composition of hair, primarily made of keratin, and how hair growth varies with seasons. Finally, it emphasizes the protective and communicative functions of hair, such as shielding eyes from debris and expressing emotions.

Which part of the body does not grow hair?

What are some functions of hair on the human body?