Health & Medicine

  1. Health & Medicine

    Politics aside, hydroxychloroquine could (maybe) help fight COVID-19

    Hydroxychloroquine may help prevent COVID-19, or it may not. Studies are under way to find out. Meanwhile, here’s what we know.

    By Tina Hesman Saey
  2. Health & Medicine

    There are two versions of the coronavirus. One’s not more dangerous than the other

    Factors such as a person’s age and white blood cell counts matter more for disease severity when it comes to COVID-19, a study finds.

    By Tina Hesman Saey
  3. Health & Medicine

    As we wait for a vaccine, here’s a snapshot of potential COVID-19 treatments

    Though a vaccine remains the ultimate goal, researchers are on the hunt for new ways to treat COVID-19.

    By Tina Hesman Saey
  4. Health & Medicine

    New data suggest people aren’t getting reinfected with the coronavirus

    People who recover from COVID-19 but later test positive again for the coronavirus don’t carry infectious virus, a study finds.

    By Erin Garcia de Jesús
  5. Health & Medicine

    Indoor, high-intensity fitness classes may help spread the coronavirus

    As more U.S. states reopen and people return to public life, dance fitness classes in South Korea tell a cautionary tale.

    By Emily DeMarco
  6. Health & Medicine

    Moderna’s COVID-19 vaccine stimulates an immune response in people

    An mRNA vaccine triggers the immune system to make as many virus-blocking antibodies as in people who have recovered from COVID-19, early data show.

    By Tina Hesman Saey
  7. Science & Society

    Past plagues offer lessons for society after the coronavirus pandemic

    Starting with the Roman Empire, societies have often dealt resiliently with deadly pandemics.

    By Bruce Bower
  8. Health & Medicine

    T cells may help COVID-19 patients — and people never exposed to the virus

    Researchers found certain immune cells that help the body fight off an infection in the blood of people who recovered from a coronavirus infection.

    By Erin Garcia de Jesús
  9. Humans

    Malaria parasites may have their own circadian rhythms

    Plasmodium parasites don’t depend on a host for an internal clock, studies suggest.

    By Jake Buehler
  10. Health & Medicine

    How fear and anger change our perception of coronavirus risk

    Americans are weighing whether to return to society. Behavioral scientist Jennifer Lerner discusses how emotions drive those decisions.

    By Sujata Gupta
  11. Health & Medicine

    The new COVID-19 drug remdesivir is here. Now what?

    Remdesivir may shorten recovery time for some people, but it isn’t available to everyone and it won’t end the pandemic on its own.

    By Tina Hesman Saey
  12. Health & Medicine

    Kids can develop severe complications from COVID-19 in rare cases

    Respiratory failure has occurred in some infected children and an emerging inflammatory disease may be connected to the coronavirus.

    By Aimee Cunningham