10 Interesting Facts about the Human Heart The average adult heart beats 72 times a minute; 100,000 times a day; 3,600,000 times a year; and 2.5 billion times during a lifetime. Though weighing only 11 ounces on average, a healthy heart pumps 2,000 gallons of blood through 60,000 miles of blood vessels each day.
A healthy, adult human heart is about the size of a human fist. A healthy, adult human heart will weigh between 9 and 12 ounces. A healthy, adult human heart is on average 5 inches in length, 3.5 inches wide and about 2.5 inches thick.
A child’s heart is about the size of a fist. Other than the cornea, every cell in the human body gets blood from the heart. The right side of your heart pumps blood into your lungs. The left side of your heart pumps blood back through your body. The most number of heart attacks occur each year on Christmas Day.