Your thumb is about the same size as your nose.
124
By the age of 60, most people have lost 50% of their taste buds.
17
Fingernails grow nearly 4 times faster than toenails.
31
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The human brain is more active during sleep than during the day.
28
On average, there's 100 billion neurons in the human brain.
83
