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Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

A zebra walking A zebra walking
Gram Stain of a person's Gum line Gram Stain of a person's Gum line
Temperament refers to stable differences in the emotional reactions of different children to similar ... Temperament refers to stable differences in the emotional reactions of different children to similar ...
A well-folded letter fits easily into the envelope and is easily removed by the person who receives ... A well-folded letter fits easily into the envelope and is easily removed by the person who receives ...
Pelvis and knee rock. Hold the feet again for a moment, and move to the person’s right side. Place ... Pelvis and knee rock. Hold the feet again for a moment, and move to the person’s right side. Place ...
Walking is one form of exercise that is safe for most pregnant women Walking is one form of exercise that is safe for most pregnant women
Video: Ear Virtual Tour Animation

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