Sex burns about 360 calories per hour.
860
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
By weight, Bone is five times stronger than steel.
417
You burn 26 calories in a one minute kiss.
605
The average person's skin weighs twice as much as their brain.
131
The earth is approx. 6,588,000,000,000,000,000 tons.
175
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