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  1. Health & Medicine

    Defibrillator access pays dividends

    Ready access to a heart defibrillator can boost the survival chances of someone who suffers a cardiac arrest.

    By Nathan Seppa
  2. Health & Medicine

    Weight-loss compound may cause arrhythmia

    The weight-loss supplement Metabolife 356 causes subtle changes in heartbeat in test subjects.

    By Nathan Seppa
  3. Health & Medicine

    Greek diet reduces inflammatory proteins

    People on a Mediterranean diet rich in olive oil and fresh fruits have lower blood concentrations of several inflammatory proteins linked to atherosclerosis.

    By Nathan Seppa
  4. Health & Medicine

    SARS virus can spread in lab animals

    At least two types of mammals can acquire and transmit the virus that causes severe acute respiratory syndrome (SARS), and Chinese animal traders have high rates of past exposure to the virus.