It’s Just a Virus, the E.R. Told Him. Days Later, He Was Dead.

Sam Terblanche was just 20 years old. Can a busy E.R. handle the hardest cases?

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Years After Japan’s Nuclear Disaster, People With Cancer Seek Answers

A survey has found hundreds of thyroid tumors, but Japanese officials say they are unrelated to the Fukushima meltdowns. Now they face a lawsuit.

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Reduced Screening May Have Led to Rise in Advanced Prostate Cancer Diagnoses

Changes in screening recommendations over a decade ago may have inadvertently resulted in later diagnosis of the most common cancer in men, a new study has found.

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Cue the Sun: This Lab Recreates Hot, Sweaty Days to Test Humans

Our reporter hits the treadmill to understand how scientists study extreme heat.

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Are Marathons and Other Extreme Running Linked to Colon Cancer?

A small, preliminary study found that marathoners were much more likely to have precancerous growths. Experts aren’t sure why.

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This Test Can See a Heart Attack in Your Future

Coronary artery calcium testing can reveal plaque in arteries, offering a more precise estimate of a patient’s risk. Yet the test remains underused.

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Many Lung Cancers Are Now in Nonsmokers. Scientists Want to Know Why.

The face of lung cancer — once older men with a history of smoking — has changed.

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Chinese Officials Helped Cover Up Lead Poisoning of Children, Report Says

Health officials tampered with blood tests of some of the more than 200 children who were sickened by food tainted with lead, an investigation found.

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What You Need to Know about Cancer Screening

Regular screening can bend the odds in your favor when it comes to four types of cancers. The science is less clear for the rest.

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What to Know About Measles When Traveling

Summer travel raises fears that the highly infectious virus will spread. Here’s how to protect yourself and your family.

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