Damaris Christensen

All Stories by Damaris Christensen

  1. Hair Today, Gone Tomorrow?

    Some scientists suggest that a better understanding of hair biology might not only lead to new treatments for people with too little (or too much) hair but also shed light on cancer, the growth and development of bodily organs, and other matters.

  2. Health & Medicine

    Oceans apart, but surgery succeeds

    A French group performed the first transatlantic operation when surgeons in New York controlled a robot in Strasbourg, France, which removed a woman's gall bladder.

  3. Health & Medicine

    For a change, infection stymies HIV

    A hepatitis-like virus that causes no known diseases seems to help people stave off the progression of HIV, the AIDS virus.

  4. Health & Medicine

    Painkillers may damage hearts

    A retrospective study suggests that commonly used painkillers called COX-2 inhibitors may slightly increase a person's risk of having a heart attack.

  5. Health & Medicine

    Placebos are dead, long live placebos

    A study provides new evidence for the placebo effect and suggests a mechanism through which placebos might benefit patients with Parkinson's disease.

  6. Health & Medicine

    Study challenges surgery for lung disease

    Patients with the most severe emphysema shouldn't undergo major surgery that removes part of their damaged lungs.

  7. Health & Medicine

    Vaccine Verity

    Widely publicized concerns about vaccination leading to autism, multiple sclerosis, and diabetes have not been borne out by research.

  8. 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.

  9. 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.

  10. Health & Medicine

    Fighting Herself

    Autoimmune diseases are more common in women than in men, and researchers are beginning to tease out the cellular mechanisms that may be responsible for this phenomenon.

  11. Health & Medicine

    Vitamin E benefits cattle, too

    Vitamin E aids immune system function and prevents growth declines in cattle, offering an alternative to potentially dangerous use of low-dose antibiotics.

  12. Health & Medicine

    Insight into preemies’ blindness

    Lack of a growth factor called IGF-1 has been implicated as a trigger for a disease that can cause vision problems, including blindness, in premature babies.