A hummingbird weighs less than a penny.
1k
Dieters who sleep more take off more fat that those who sleep less.
159
Dolly Dimples, a 555 lbs. woman, lost 443 lbs in one year by eating nothing but baby food.
16
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Sex burns about 360 calories per hour.
860
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99