Health & Medicine

  1. Health & Medicine

    Hand dryers can infect clean hands with bathroom germs

    Hot-air hand dryers are a haven for microbes. A finalist at Regeneron ISEF found that these machines spray germs all over freshly washed hands.

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  2. Microbes

    Scientists Say: Virus

    A virus must take over a living cell's machinery to make more viruses.

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  3. Health & Medicine

    Fentanyl deaths have spiked among U.S. kids and teens. Here’s what to know

    A pediatrician discusses how teens can protect themselves and their friends from this extremely deadly drug.

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  4. Humans

    How fingerprints form is no longer a mystery

    A mathematical theory proposed in the 1950s helps explain how fingerprint patterns such as arches, loops and whorls arise.

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  5. Chemistry

    Scientists Say: PFAS

    Non-stick coatings, stain-resistant cloth and other common materials leach long-lived PFAS into soil and water.

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  6. Brain

    Ingredients in popular snack foods can make them addictive

    Researchers find that highly processed foods rich in sugar and added fat may be as addictive as tobacco.

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  7. Health & Medicine

    How to be heat-safe when playing sports

    Protecting young athletes from overheating is getting more important as climate change turns up the temperature.

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  8. Health & Medicine

    Scientists Say: Kidney

    The kidneys remove waste and excess water from the blood, forming urine.

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  9. Health & Medicine

    Let’s learn about allergies

    Allergies are caused by the body’s immune system overreacting to harmless substances.

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  10. Health & Medicine

    New brain scans may show if a concussion has not yet healed

    Concussions change certain brain waves, and delta waves may be the best signs of when teens can return to competitive sports.

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  11. Health & Medicine

    High school scientists tackle community health and safety risks

    Three finalists in the 2023 Regeneron Science Talent Search aim to improve suicide risk assessment, treatment of sickle cell disease and more.

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  12. Science & Society

    How daylight saving time throws off your internal clock

    Turning the clock ahead knocks our bodies and brains out of sync with the sun. That leads to many potential health issues.

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