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The Dangers of Fighting Cigarette Addiction With Vaping Are Not Vague

Vaping may not contribute to lung cancer the way cigarettes do, but there are still dangers in that “smoke.”

Gene Expression Changes in Heart Cells: A New Threat to Astronaut Health?

Genetic expression can change in blood vessels under low gravity. Should astronauts be worried?

How Too Much Iron (or Too Little) Puts Your Health at Risk

IRON DEFICIENCY IS COMMON in humans. On the other hand, excessive iron (for example, with hemochromatosis) is associated with an increased risk of developing several cancers, including breast, colorectal, liver, and prostate.

Looking for Zebras: Medical Mysteries and Transformational Patient Moments

While medicine has become more advanced and specialized, it has also become increasingly fragmented. For people is hard-to-diagnose conditions, that's another obstacle to care.