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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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).
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.