Human Bones

About half of the bones in the human body are located in the hands and feet?

Lick your elbow.

It is impossible to lick your elbow.

Tongue

Your tongue is the only muscle in your body that is attached at only one end.

Albert Einstein's brain

After the death of Albert Einstein his brain was removed by a pathologist and put in a jar for future study.

To heat one cup of coffee

If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.

Human heart

The human heart creates enough pressure while pumping to squirt blood 30 feet.

Spiders fear

On average people fear spiders more than they do death.

Bacteria per square inch

The skin of the armpits can harbor up to 516,000 bacteria per square inch, while drier areas, such as the forearms, have only about 13,000 bacteria per square inch on them.

Most destructive disease

The most destructive disease is malaria. More than 1.5 million people die from malaria every year.

Without Sleep

The record for the longest period without sleep is 18 days, 21 hours, 40 minutes during a rocking chair marathon. The record holder reported hallucinations, paranoia, blurred vision, slurred speech and memory and concentration lapses.