The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
There's 100 trillion good bacteria living in your body.
17
Ingrown toenails are hereditary.
15
Fidgeting can burn about 350 calories a day.
201
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The heart pumps about 1 million barrels of blood during an average lifetime!
30
Fingernails grow nearly 4 times faster than toenails.
31