1. Health & Medicine

    Brain Food

    New food labeling will identify foods rich in choline, a nutrient that plays an integral role in learning and brain health.

  2. Health & Medicine

    Epilepsy article wins award

    The Epilepsy Foundation honored Science News writer Damaris Christensen with its magazine award for her article "Endgame for Epilepsy?"

  3. Health & Medicine

    Beta-blockade guards burn victims’ muscle

    A medication that reduces the risk of heart attack also can diminish a muscle-wasting metabolic response common among victims of severe trauma or illness.

  4. Health & Medicine

    Team locates anthrax-receptor protein

    Scientists have identified the protein that enables the anthrax toxin to attach to cells and trigger disease, while another team has mapped the molecular structure of the toxin component that does most of the damage to cells.

  5. Health & Medicine

    Pregnancy spurs a tumor suppressor

    Pregnancy hormones may prime breast cells to maintain a supply of p53, a cancer suppressor protein, thus accounting for why women who have undergone pregnancy generally have a lower breast cancer risk than do others.

  6. Health & Medicine

    Hormone wards off immune cells in womb

    A hormone known for its involvement in the brain's response to stress also plays a key role in shielding the developing embryo from its mother's immune system.

  7. Health & Medicine

    AMA: Drugs are for anthrax, not fear

    Doctors should not use antibiotics prophylactically against anthrax unless there is good reason to believe the individual had encountered the germs directly, the American Medical Association advises.

  8. Health & Medicine

    Retail meats host drug-resistant bacteria

    Three studies appear to tie livestock growth promoters to risk of serious human disease.

  9. Health & Medicine

    Nobel prize: Physiology or medicine

    The 2001 Nobel Prize in Physiology or Medicine goes to three researchers who pioneered work in cell division.

  10. Humans

    Nobel prizes mark 100th anniversary

    This year the Nobel prizes are a century old.

  11. Health & Medicine

    Sperm Protein May Lead to Male Pill

    A protein that helps sperm move their tails may be a perfect target for a male contraceptive.

  12. Health & Medicine

    Mushrooming Concerns

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