Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
There are about 1,400 different species of bacteria in your belly button.
10
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Fidgeting can burn about 350 calories a day.
201
Most lipstick contains fish scales.
37
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46