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  • Invisible ID: How a single breath could reveal your health—and your identity

    Invisible ID: How a single breath could reveal your health—and your identity

    Your breath is one of a kind. A study published June 12 in the Cell Press journal Current Biology demonstrated that scientists can identify individuals based solely on their breathing patterns with 96.8% accuracy. These nasal respiratory “fingerprints” also offer insights into physical and…

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  • Sleep-in science: How 2 extra weekend hours can calm teen anxiety

    Sleep-in science: How 2 extra weekend hours can calm teen anxiety

    A new study to be presented at the SLEEP 2025 annual meeting found that teens who get moderate — but not excessive — catch-up sleep on weekends have fewer symptoms of anxiety.

    Results show that teens who got up to two more hours of sleep on weekends than on weekdays exhibited fewer anxiety…

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  • Johns Hopkins blood test detects tumor dna three years early

    Johns Hopkins blood test detects tumor dna three years early

    Genetic material shed by tumors can be detected in the bloodstream three years prior to cancer diagnosis, according to a study led by investigators at the Ludwig Center at Johns Hopkins, Johns Hopkins Kimmel Cancer Center, the Johns Hopkins University School of Medicine and the Johns Hopkins…

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  • Running rewires your brain cells—igniting memory-saving genes against alzheimer’s

    Running rewires your brain cells—igniting memory-saving genes against alzheimer’s

    Using advanced single-nuclei RNA sequencing (snRNA-seq) and a widely used preclinical model for Alzheimer’s disease, researchers from Mass General Brigham and collaborators at SUNY Upstate Medical University have identified specific brain cell types that responded most to exercise. These…

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