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
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Sex burns about 360 calories per hour.
860
One human hair can support 3 ounces.
191
You burn more calories sleeping than you do watching television.
348
A hummingbird weighs less than a penny.
1k
The earth is approx. 6,588,000,000,000,000,000 tons.
175