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Illicit drug use costs the United States approximately $181 billion every year.

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The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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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.

Comparative illustration of a leopard (left) and cheetah (right) Comparative illustration of a leopard (left) and cheetah (right)
Average Normal Blood Pressure Readings Average Normal Blood Pressure Readings
The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ... The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ...
Changes in bronchioles during an asthma attack: (a) normal bronchiole; (b) asthmatic bronchiole. Changes in bronchioles during an asthma attack: (a) normal bronchiole; (b) asthmatic bronchiole.
Anterior view of sternum Anterior view of sternum
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