Here are some hairy trivias I’ve found on the net:
Average number of hairs on the human head head: 100,000
Red hair: 90,000
Black hair: 110,000
Blond hair: 140,000
Hair Growth
Annual growth: 12 cm
Female hair grows more slowly than male hair
Hairy Statistics:
Lifespan of hair: 2 to 7 years
Diameter of hair: 0.1 mm
Load-carrying capacity: 100 grams
35 meters of hair [...]
