People who think they're more slothlike than peers may change their behavior to actually become less active. Oivind Hovland/Getty Images/Ikon Images hide caption

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Oivind Hovland/Getty Images/Ikon Images

Just Thinking You're Slacking On Exercise Could Boost Risk Of Death

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Tymia McCullough is a poised, pageant-winning 11-year-old from South Carolina. She also happens to have sickle cell anemia and relies on Medicaid to pay for medical care. Liam James Doyle/NPR hide caption

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Liam James Doyle/NPR

Her Own Medical Future At Stake, A Child Storms Capitol Hill

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Researchers find that dementia patients who engage in activities such as gathering photographs and talking about family see improvements in their quality of life and are less agitated. Owen Franken/Getty Images hide caption

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Owen Franken/Getty Images

The goal was to make sure hospitals didn't send patients home too soon, without a plan for following up or without enough support at home to recover completely. Science Photo Library / Getty Images hide caption

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Science Photo Library / Getty Images

A man walks past a building on the Google campus in Mountain View, Calif. Google search results about health can be influential, but sometimes they can be unreliable or wrong. Jeff Chiu/AP hide caption

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Jeff Chiu/AP

Seeking Online Medical Advice? Google's Top Results Aren't Always On Target

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An image of Penicillium colonies. The white colony is a mutant similar to the mold found in Camembert cheese. The green ones are the wild form. Courtesy of Benjamin Wolfe hide caption

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Courtesy of Benjamin Wolfe

Clare Kelley practices "forest bathing" along the edge of an urban forest on Roosevelt Island, in the middle of the Potomac River. In contrast to hiking, forest bathing is less directed, melding mindfulness and nature immersion to improve health. Allison Aubrey/NPR hide caption

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Allison Aubrey/NPR

Forest Bathing: A Retreat To Nature Can Boost Immunity And Mood

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New research finds that African-Americans who grow up in harsh environments and endure stressful experiences are much more likely to develop Alzheimer's or some other form of dementia. Leland Bobbe/Getty Images hide caption

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Leland Bobbe/Getty Images

Stress And Poverty May Explain High Rates Of Dementia In African-Americans

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The Natural Cycles app was designed by a particle physicist and launched in 2014. It's now been certified as a method of birth control in the E.U. Courtesy of Natural Cycles hide caption

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Courtesy of Natural Cycles

Mobile App Designed To Prevent Pregnancy Gets EU Approval

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Image of a CAR-T cell (reddish) attacking a leukemia cell (green). These CAR-T lymphocytes are used for immunotherapy against cancer (CAR stands for chimeric antigen receptor). After the proliferation of the CAR-expressing T cells, they are transfused back into the patient and can directly detect the cancer cells carrying the antigen. Eye of Science/Science Source hide caption

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Eye of Science/Science Source

'Living Drug' That Fights Cancer By Harnessing Immune System Clears Key Hurdle

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Michael McBrayer tests his blood sugar before eating lunch. He gets supplies he needs to manage diabetes for free as part of a deal between his employer and health insurer. Evan Frost/MPR News hide caption

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Evan Frost/MPR News

Health Insurers Try Paying More Up Front To Pay Less Later

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