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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.