If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
The human sigh acts as a physiological reset button.
23
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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 human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515