The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
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
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
Although men ARE more likely to suffer heart attacks, women are more likely to die within a year from having a heart attack.
50
Our Right Lungs takes more air than our left lung.
194
There are about 1,400 different species of bacteria in your belly button.
10
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15