Health & Medicine

  1. Health & Medicine

    Malaria vaccine closer to reality

    The success of two trials sets the stage for a final, large-scale trial that could mean approval of what would be the first vaccine against Malaria.

    By
  2. Health & Medicine

    Lack of sleep has genetic link with type 2 diabetes

    Large genomic studies show body rhythms, melatonin may influence sugar levels in the blood.

    By
  3. Health & Medicine

    Honeybee CSI: Why dead bodies can’t be found

    Virus could explain one symptom of colony collapse.

    By
  4. Health & Medicine

    Imagination Medicine

    Brain imaging reveals the substance of placebos. Expectation alone triggers the same neural circuits and chemicals as real drugs.

    By
  5. Health & Medicine

    Men line up for circumcision in Africa

    But demand for the operation, shown to guard against HIV and other infections, exceeds availability.

    By
  6. Health & Medicine

    Fine-scale structure of egg crucial for fertility

    Scientists describe the shape of a protein required for conception. These new molecular details will lead to an improved understanding of how sperm and egg unite.

    By
  7. Health & Medicine

    Protein found to set the heart’s cadence

    Researchers have discovered a molecular metronome that sets the rhythm of the heart and blood pressure.

    By
  8. Chemistry

    Nanosilver disinfects — but at what price?

    Silver demonstrates some unusual immunological impacts at the nanoscale.

    By
  9. Health & Medicine

    Bone density may be determined in the gut

    A surprising new connection between the gut and bones may lead to new forms of treatment for human bone diseases such as osteoporosis.

    By
  10. Health & Medicine

    Lifestyle may link depression and heart disease

    The association between depression and heart problems could stem from a lack of physical activity and other lifestyle factors.

    By
  11. Health & Medicine

    Many drug trials never see publication

    Results of most drug trials are unreported, inaccessible to clinicians and patients, a new study confirms.

    By
  12. Humans

    Is Your Fish Oil Polluted?

    Clues to gauging the likely purity of fish-oil capsules.

    By