The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Dieters who sleep more take off more fat that those who sleep less.
159
Fidgeting can burn about 350 calories a day.
201
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
You burn more calories sleeping than you do watching television.
348
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
The average person's skin weighs twice as much as their brain.
131