Blood is the fluid that maintains life. It circulates through the body's heart, arteries, veins and capillaries.
Blood carries to the body nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen.
Needless to say, its quite essential to life !
Did you know ? A woman has approximately 4.5 liters of blood in her body, while men have 5.6 liters.
By donating just one pint of blood, four lives can be saved. Imagine that !
Blood carries away from the body waste matter and carbon dioxide.
Blood fights against infection and helps heal wounds, keeping you healthy.
Fun Fact ! Your blood takes a very long trip through your body. If you could stretch out all of a human's
blood vessels, they would be about 60,000 miles long. That's enough to go around the world twice.
Blood makes up about 7% of your body's weight.
Each day 400 gallons of recycled blood are pumped through the kidneys.
A newborn baby has about one cup of blood in his or her body.
White blood cells are the body's primary defence against infection.
Granulocytes, a type of white blood cell, roll along blood vessel walls to search and destroy bacteria.
Red blood cells carry oxygen to the body's organs and tissues.
There are about one billion red blood cells in two to three drops of blood.
Half your body's red blood cells are replaced every seven days.
Red blood cells live about 120 days in the circulatory system.
Blood platelets help clotting and give those with leukemia and other cancers a chance to live.
