Health & Medicine

More Stories in Health & Medicine

  1. older man receiving coronavirus vaccine injection
    Health & Medicine

    Here’s what you should know about COVID-19 vaccine booster shots

    No one knows if coronavirus booster shots will be necessary. But researchers are working on figuring that out.

    By Erin Garcia de Jesús
  2. illustration of an egg bursting out of an ovary
    Health & Medicine

    Solving mysteries of reproduction helped make parenthood possible for millions

    Over the last 100 years, research has shed light on where we come from — how a single fertilized egg manages to develop into an organism that is unique, complex and most decidedly human — and technology has helped spur the process.

    By Robin Marantz Henig
  3. man sitting in a chair receives an infusion of aducanumab
    Health & Medicine

    FDA approved a new Alzheimer’s drug despite controversy over whether it works

    A new Alzheimer's treatment slows progression of the disease, the drug’s developers say. But some researchers question its effectiveness.

    By Laura Sanders
  4. mother in Bangladesh feeding malnourished child
    Health & Medicine

    Food that boosts gut microbes could be a new way to help malnourished kids

    Malnourished children in Bangladesh fed a food aimed at restoring gut health grew more than those who got a traditional high-calorie supplement.

    By Jeanne Erdmann
  5. a photo of a protest in Washington, D.C.
    Health & Medicine

    After 40 years of AIDS, here’s why we still don’t have an HIV vaccine

    The unique life cycle of HIV has posed major challenges for scientists in the search for an effective vaccine.

    By Erin Garcia de Jesús
  6. A man and woman wearing face masks greet a young boy walking out of a school where four people, also in face masks, are standing in the doorway
    Health & Medicine

    After vaccinating 95 percent of adults, a Brazilian city is returning to normal

    An experiment to vaccinate all adults against COVID-19 in Serrana shows that widespread immunization drastically cuts hospitalizations and deaths.

    By Meghie Rodrigues
  7. A young woman sitting at a kitchen table injects insulin into her arm
    Health & Medicine

    A repurposed TB vaccine shows early promise against diseases like diabetes and MS

    The potentially helpful effect of the BCG vaccine on type 1 diabetes and other autoimmune diseases is beginning to make sense.

    By Amanda B. Keener
  8. A woman in a mask and a disposable apron injects a vaccine into the arm of a man who is seated.
    Health & Medicine

    Vaccinating people in developing countries costs far less than doing nothing

    Shots for half the adults in those countries will cost $9.3 billion, the Rockefeller Foundation reports. Doing nothing could cost trillions.

    By Betsy Ladyzhets
  9. photo of six or so people in Grand Central Station wearing facemasks. a woman in the center takes a selfie
    Health & Medicine

    Here’s what we know about the risks of serious side effects from COVID-19 vaccines

    Allergic reactions, blood clots and possibly heart problems are rare and their risks don’t outweigh the benefits of getting vaccinated, experts say.

    By Tina Hesman Saey