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
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Held in farts enter your bloodstream and are bad for your body.
26
The human sigh acts as a physiological reset button.
23
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
A person can live without food for about a month, but only about a week without water.
156