Your skeleton keeps growing until you are about 35, then you start to shrink.
74
It is possible to go blind from smoking too heavily.
50
Poor eyesight (myopia) is associated with higher IQ.
232
Every year your body replaces 98% of your atoms.
119
A man once sued his doctor because he survived his cancer longer than the doctor predicted.
74
Male hospital patients fall out of bed twice as often as female hospital patients.
71
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23