Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
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
Your thumb is about the same size as your nose.
124
A human being loses an average of 40 to 100 strands of hair a day.
133
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193