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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.