1. Your heart rate can rise as much as 30% during a yawn.
2. Your heart pumps about 2,000 gallons of blood each day!
3. Your heart beats over 100,000 times a day!
More Health Facts
Your ribs move about 5 million times a year, every time you breathe!
Your skeleton keeps growing until you are about 35, then you start to shrink.
The average person who stops one hour less sleep a night.