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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.