Fun Facts about the Human Body!!

Your brain uses 20% of the oxygen that enters your bloodstream.

Why do human lips have a reddish color?

Your hair continues to grow after you die.

A human's small intestine is usually between ______ and ______ feet long.

Humans spend one-third of their lives asleep.

What is the largest muscle in the human body?

What is the largest bone in the human body?

Your ________ and _________ never stop growing.

Your brain is more active in the daytime than the night.

The aorta is similar to the diameter of what?

The risk of a heart attack is highest on what day of the week?

Taking one step requires how many muscles?

What is the "glabella" ?

If a human's DNA was uncoiled and stretched out, it would stretch ________ miles.

The human heart creates enough pressure to squirt blood _____ feet.

Like fingerprints, which body part has its own unique print?

The largest cell in the human body is a sperm cell.

What is "rubatosis" ?

There are ten times more bacteria cells than human cells in the human body.

How fast can a human sneeze travel?