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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
Did you know?
Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
Did you know?
The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

