It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
On average a woman has 4 sexual partners in her lifetime.
-143
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
The human brain doesn't stop developing until about 25 years old.
102
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The average person's skin weighs twice as much as their brain.
131
Your thumb is about the same size as your nose.
124