Sex burns about 360 calories per hour.
860
A hummingbird weighs less than a penny.
1k
The cat brain weighs about 30g.
167
The earth is approx. 6,588,000,000,000,000,000 tons.
175
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
By weight, Bone is five times stronger than steel.
417