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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.