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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
A depiction of slaves on a South Carolina plantation, around 1790. Likely of Yoruba descent, they pl
The Abecedarian study was designed to help very low-income African American children prepare for ...
PMDD Diagnostic Criteria from the American Psychiatric Association
Two lymphocytes that are reactive in a 19-year-old college student with infectious mononucleosis. ...
The average weight gain between Thanksgiving and New Year's Day is about a pound
Foundations of American Education: Becoming Effective Teachers in Challenging Times