It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
In one day, adult lungs move about 10,000 litres of air.
11
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
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Our Right Lungs takes more air than our left lung.
194
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197