The average person can live for eleven days without water, assuming an average temperature of 60 degrees fahrenheit.
15
‘Fracture putty’ is a material being developed that when packed in & around a bone fracture, provides full load bearing strength within days.
8
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
It takes 17 muscles to smile, 43 to frown.
65
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
Redheads require up to 20% more anesthesia to be knocked out.
112
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
The human brain is more active during sleep than during the day.
28