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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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Thyroid conditions may make getting pregnant impossible.

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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

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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.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

(A) The male pelvis (android) is shaped like a funnel, forming a narrower outlet than the female. (B (A) The male pelvis (android) is shaped like a funnel, forming a narrower outlet than the female. (B
The female reproductive system. (a) Sagittal section through the pelvis. (b) Top view of pelvic orga The female reproductive system. (a) Sagittal section through the pelvis. (b) Top view of pelvic orga
Japanese farmers create pentagon-shaped oranges Japanese farmers create pentagon-shaped oranges
A functional renal unit. A functional renal unit.
Unregulated populations "J-shaped curve" Unregulated populations "J-shaped curve"
Chloride and bicarbonate exchange in the renal tubules and effect of aldosterone on excretion of H+ Chloride and bicarbonate exchange in the renal tubules and effect of aldosterone on excretion of H+
Video: Amniocentesis and CVS Animation

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