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Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

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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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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

The Respiratory Tract The Respiratory Tract
The ear. Lateral view of the ear region on one side of the head. The ear. Lateral view of the ear region on one side of the head.
Respiratory system Respiratory system
Bones of the lower extremity. Bones of the lower extremity.
The respiratory system and the process of gas exchange The respiratory system and the process of gas exchange
Sutural bones superior view Sutural bones superior view
Video: Corpus Callosum Animation

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