The human heart beats about 100,000 times a day, sending 2,000 gallons of blood surging through your body. In a lifetime, the heart will beat 2.5 billion times.
Laughing increases blood flow through the heart by 20 percent.
The average pulse for a man is 70 beats per minute, and 78 beats per minute for a woman.
The heart sends blood through 60,000 miles of blood vessels that feed our organs and tissues. But it only takes 20 seconds to circulate the blood through the entire human body!