Other

Seven body organs you can live without

The human body is incredibly resilient. When you donate a pint of blood, you lose about 3.5 trillion red blood cells, but your body quickly replaces them. You can even lose large chunks of vital organs and live. For example, ...

Overweight & Obesity

Researchers call for individualized criteria for diagnosing obesity

With soaring obesity rates in the U.S., the American Medical Association has classified obesity as a disease. This major shift in healthcare policy brings much needed medical attention to obese patients. However, this definition ...

Surgery

Brains, eyes, testes: off-limits for transplants?

Since the world's first successful organ transplant in 1954—a kidney—the discipline has advanced to the point where a wounded soldier could have his penis and scrotum replaced in a groundbreaking operation last month.

Medical research

Sickle cell anemia as malaria defense

Sickle cell anemia causes pain, fatigue and delayed growth, all because of a lack of enough healthy red blood cells. And yet genetic mutations that cause it - recessive genes for the oxygen-carrying hemoglobin protein - have ...

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