Health & Medicine

  1. Health & Medicine

    New Compounds Inhibit HIV in Lab

    Two new compounds uncovered by pharmaceutical scientists block integrase, an enzyme essential to the replication cycle of the virus that causes AIDS.

  2. Health & Medicine

    Do-It-Yourself: Virus recreated from synthetic DNA

    In an experiment with implications for bioterrorism, scientists have used poliovirus' widely known genetic sequence to synthesize that virus from DNA and other chemicals.

  3. Health & Medicine

    Vaccine for All? Math model supports mass smallpox inoculation

    Vaccinating an entire city in response to a smallpox terrorist attack would save thousands more lives than would quarantining infected people and vaccinating anyone they contacted.

  4. Health & Medicine

    Dynamite discovery on nitroglycerin

    Scientists have found a long-sought enzyme that may be behind nitroglycerin's dilation of blood vessels.

  5. Health & Medicine

    Ginseng extract halts diabetes in mice

    Extracts from the berry of the American ginseng plant counter obesity and insulin resistance in mice.

  6. Health & Medicine

    Watermelon red means lycopene rich

    Watermelon is a far better source of the carotenoid lycopene than tomatoes are and at least as well absorbed by the body.

  7. Health & Medicine

    Bugged by Foreign Cuisine

    One common experience that tourists encounter while traveling far from home is gut-wrenching diarrhea. In some developing countries, it’s so common that it’s picked up geographic eponyms, like Montezuma’s revenge in Mexico or Delhi belly on the Indian subcontinent. Mexican cuisine typically offers diners tabletop condiments–from spicy chili liquids to diced-veggie salsas and guacamole–to customize […]

  8. Health & Medicine

    His-and-Her Hunger Pangs: Gender affects the brain’s response to food

    Men's and women's brains react differently to hunger, as well as to satiation.

  9. Health & Medicine

    Sex, smell and appetite

    A study of sexual dysfunction in mutated mice may help explain the connection between smell and appetite.

  10. Health & Medicine

    Hunger hormone gone awry?

    People with an inherited form of obesity caused by constant hunger pangs have higher-than-normal blood concentrations of ghrelin, a hormone believed to boost appetite.

  11. Health & Medicine

    Appetite-suppressing drug burns fat, too

    An experimental drug seems to assail obesity through dual biological actions.

  12. Health & Medicine

    Diabetes problems aren’t just old news

    Children who developed a type of diabetes that normally occurs only in adults suffer kidney failure, miscarriages, and death in their 20s.