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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
People about to have surgery must tell their health care providers about all supplements they take.
Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.