The human sigh acts as a physiological reset button.
23
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The average person's skin weighs twice as much as their brain.
131
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Your thumb is about the same size as your nose.
124
In 1996, research found that having excessive body hair is linked to higher intelligence.
23