Asthma cases in Americans are about 75% higher today than they were in 1980.
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More than 4.4billion prescriptions were dispensed within the United States in 2016.
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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).
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
Examples of different cell types in humans
Meta-analysis of 18 studies shows that aerobic exercise causes better performance in older adults on