It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The human brain doesn't stop developing until about 25 years old.
102
A person can live without food for about a month, but only about a week without water.
156
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16