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Health & Medicine

  1. Health & Medicine

    Once a cesarean, always a cesarean?

    Expectant mothers who've already given birth by cesarean section put themselves at increased risk of uterine rupture by trying vaginal birth.

    By Nathan Seppa
  2. Health & Medicine

    Cox-2 shows up in stomach cancers

    The inflammatory enzyme Cox-2 is present in stomach tumors, suggesting that drugs that inhibit the enzyme might help supress tumor formation.

    By Nathan Seppa
  3. Health & Medicine

    New drug fights a chronic leukemia

    A genetically engineered drug that fuses an antibody to a toxin attacks cancerous cells in hairy-cell leukemia.

    By Nathan Seppa
  4. Health & Medicine

    Antioxidants + heart drugs = bad medicine?

    Taking dietary antioxidant supplements along with certain cholesterol-regulating drugs may diminish the effectiveness of those drugs in boosting the so-called good cholesterol.

    By Janet Raloff
  5. Health & Medicine

    Insect-saliva vaccine thwarts parasite

    Mice inoculated with a component of sand fly saliva develop immunity to Leishmania, a protozoan that infects hundreds of thousands of people in the tropics each year.

    By Charlotte Schubert
  6. Health & Medicine

    Chemotherapy leads to bone loss

    In women with early-stage breast cancer, malfunctioning ovaries and significant bone loss can occur within 6 months of chemotherapy treatment.

    By Damaris Christensen
  7. Health & Medicine

    Inflammation linked to diabetes

    Women who go on to develop diabetes seem to have signs of widespread, low-level inflammation years before they have symptoms of the disease.

    By Damaris Christensen
  8. Health & Medicine

    Ancient Estrogen

    A jawless fish ancestor may have revealed the most ancient of hormones and how current hormones evolved from it.

    By Jessa Netting
  9. Health & Medicine

    Drink Those Antioxidants

    By Janet Raloff
  10. Health & Medicine

    Surgery for epilepsy outshines medication

    People with severe epilepsy who undergo brain surgery have markedly fewer disabling seizures during the following year than do those relying on medication.

    By Nathan Seppa
  11. Health & Medicine

    Busting the Gut Busters

    Scientists are uncovering a cache of specialized weaponry used by bacteria that can spear holes in the intestine, perforate it, force it to change shape, and then spew toxins that attack other organs.

    By Charlotte Schubert
  12. Health & Medicine

    Synthetic protein may yield malaria vaccine

    A molecule patterned after part of the parasite that causes most severe malaria induces a strong immune response in people.

    By Nathan Seppa