Humans

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We summarize the week's scientific breakthroughs every Thursday.

  1. Environment

    E-cigarettes may inflame lungs as much as cigarettes do

    Acute lung impacts of e-cigarettes and tobacco cigarettes are nearly identical, new study finds.

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  2. Neuroscience

    Brain signal reappears after ADHD symptoms fade

    In adults who no longer have ADHD, brain synchrony appears.

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  3. Health & Medicine

    Obesity on the rise globally

    Some 2.1 billion people, almost 30 percent of the world’s population, are overweight or obese.

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  4. Health & Medicine

    ‘Bionic’ pancreas shows promise in diabetes test

    Tests of a “bionic pancreas” confirm that the wearable devices can maintain blood glucose levels without the need for finger pricks or insulin shots in patients with type 1 diabetes.

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  5. Animals

    Feedback

    Readers discuss mammal milk, ancient human genetics and hand washing techniques.

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  6. Health & Medicine

    Mammography’s limits becoming clear

    It may be time to move way from blanket recommendations about mammography and empower women to decide for themselves, new work suggests.

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  7. Health & Medicine

    If timing’s right, cats and roaches may be good for kids’ allergies

    Exposure to mice, roaches and cats before a child’s first birthday may confer protection against asthma and allergies, a new study suggests.

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  8. Health & Medicine

    Number of skin moles tied to breast cancer risk

    Women who have many moles also have increased disease risk, which may reflect higher estrogen levels.

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  9. Health & Medicine

    Bacteria linked to stress-induced heart attacks

    Bacteria may play an underlying role in heart attacks brought on by stress.

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  10. Health & Medicine

    Anesthesia linked to effects on children’s memory

    Undergoing anesthesia as an infant may impair a person's ability to recall details later in life, a new study suggests.

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  11. Humans

    There’s more to acing interviews than holding the vocal fry

    A new study of vocal fry, a low razz in human speech, suggests job interviewees might want to hold the fry. But there's more to a job interview than a little vocal sizzle.

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  12. Neuroscience

    Stem cell approach for Parkinson’s disease gets boost

    Postmortem study finds Parkinson’s patients can retain transplanted neurons for years.

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