First there was surgery, then chemotherapy and radiation. Now, doctors have overcome 30 years of false starts and found success with a fourth way to fight cancer: using the body's natural defender, the immune system.The approach is called a cancer vaccine, although it treats the disease rather than prevents it.
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Toothpaste can be widely contaminated with lead and other dangerous heavy metals, new research shows.
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CT scans diagnose afflictions from tumors to kidney stones to life-threatening diseases and injuries, such as...
