Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
We share 70% of our DNA with a slug.
218
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
It takes approximately 12 hours for food to entirely digest.
93
The human sigh acts as a physiological reset button.
23
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73