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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).