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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
There are 20 feet of blood vessels in each square inch of human skin.