There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Fingernails grow nearly 4 times faster than toenails.
31
By weight, Bone is five times stronger than steel.
417
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
People who sleep late have more mental stamina and can outperform early risers.
33
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
Sex burns about 360 calories per hour.
860
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12