Health & Medicine

  1. Health & Medicine

    More than 1 billion people worldwide are now estimated to have obesity

    A new analysis suggests that the prevalence of obesity has doubled in women, tripled in men and quadrupled in children and adolescents from 1990 to 2022.

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  2. Health & Medicine

    Snake venom toxins can be neutralized by a new synthetic antibody

    A lab-made protein protected mice from lethal doses of paralyzing toxins found in a variety of snakes, a new study reports.

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  3. Health & Medicine

    50 years ago, computers helped speed up drug discovery

    In 1974, a computer program helped researchers search for promising cancer drugs. Today, AI is helping speed up drug discovery.

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  4. Health & Medicine

    The United States was on course to eliminate syphilis. Now it’s surging

    Science News spoke with expert Allison Agwu about what’s driving the surge and how we can better prevent the disease.

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  5. Health & Medicine

    Messed-up metabolism during development may lead guts to coil the wrong way

    Tadpoles exposed to a metabolism-disrupting herbicide had malformed intestines, providing clues to a human condition called intestinal malrotation.

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  6. Health & Medicine

    Taking a weight-loss drug reduced a craving for opioids

    Early results from 20 people with opioid use disorder raise hopes that popular weight-loss drugs like Wegovy can tackle opioid addiction, too.

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  7. Health & Medicine

    Newfound immune cells are responsible for long-lasting allergies

    A specialized type of immune cell appears primed to make the type of antibodies that lead to allergies, two research groups report.

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  8. Health & Medicine

    U.S. opioid deaths are out of control. Can safe injection sites help?

    A new NIH study will evalute the only two officially sanctioned sites, in New York City, and a future site in Providence, R.I.

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  9. Neuroscience

    A new device let a man sense temperature with his prosthetic hand

    A device that can be integrated into prosthetic hands capitalizes on phantom sensations to enable users to sense hot and cold.

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  10. Health & Medicine

    A 25-year-effort uncovers clues to unexplained deaths in children

    When Laura Gould’s daughter died in 1997, there was almost no research in unexpected deaths in children older than one. Gould helped change that.

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  11. Microbes

    Bird flu viruses may pack tools that help them infect human cells

    Bringing along their own ANP32 proteins may give avian flu viruses a jump-start on copying themselves to adapt to and infect humans and other animals.

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  12. Health & Medicine

    Under very rare conditions, Alzheimer’s disease may be transmitted

    Alzheimer’s isn’t contagious. But contaminated growth hormone injections caused early-onset Alzheimer’s in some recipients, a new study suggests.

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