National Geographic News

Health News

  • Photo of a teenage boy sleeping.

    Brain Zap Turns On Lucid Dreaming

    By manipulating lucid dreaming, researchers may be able to pinpoint the neurological roots of conscious awareness.

  • Lichen and moss on rocks, South Georgia Island

    Fake Cancer Study Spoofs Journals

    A fake, error-ridden cancer study somehow passed "review" at hundreds of "open-access" science journals.

  • Plane Landing on Runway

    A Cure for Jet Lag?

    The hormone vasopressin keeps mammalian circadian clocks on track. A new study finds that disrupting it shifts those clocks to a new schedule much more quickly.

  • Carlos Llinas puts up pricing signs in produce section of H-E-B' s next generation store at Grand Parkway and Fry Road in Katy, Texas.

    Cabbages Have Clocks Too

    Fruits and veggies have circadian clocks and can adjust certain nutrients in response to light cues.

  • Jiroemon Kimura.

    How to Live to 100

    You may not make it to 116 like Japan's Jiroemon Kimura, but longevity expert Dan Buettner has some tips for reaching a ripe old age.

  • A picture of people preparing to kill poultry due to bird flu

    Opinion: Don't Panic Over Bird Flu

    Flu viruses are always unpredictable. H7N9 could go big—or not.

  • A man watches television while sitting in the ocean.

    Couch Potatoes Have Less Sperm

    Men who watch lots of TV have fewer sperm than men who exercise moderately or vigorously, a new study says.

  • An elk in Rocky Mountain National Park, Colorado.

    What Is Deer Antler Spray?

    Experts weigh in on deer antler velvet, the substance at the center of a new sports controversy involving Ravens linebacker Ray Lewis.

  • Picture of a boy getting the flu vaccine in Connecticut

    How Far Off Is a Better Flu Shot?

    Researchers are hot on the trail of ways to make a vaccine that's more effective for longer stretches of time. But it's likely to take a while.

  • An illustration of a flu virion.

    Got the Flu? Tweet It

    Public health officials turn to Google, Twitter, and Facebook to track and predict outbreaks of seasonal flu.

  • A 98 year old man and his wife on Ikaria Island.

    How to Live to a Ripe Old Age

    National Geographic Fellow Dan Buettner Gives Tips From Earth's "Blue Zones"

  • pictures of bacteria growth from belly button lint

    What Lives in Your Belly Button?

    A "rain forest" of species thrive in our navels, a new study finds. Don't be alarmed, though—says one researcher, "It's quite beautiful."

  • A student solves math problems on a whiteboard in Cambodia.

    Math Can Hurt

    Think math's a pain? A new study has your number: Anticipation of arithmetic, researchers say, can activate pain centers in the brain.

  • Water is pumped out of a basement in Manhattan after Hurricane Sandy.

    Sandy Floods May Pose Health Risk

    As New York City grapples with major flooding, residents may be at risk of infections from stagnant water, experts say.

  • Elderly gardeners in Kamikatsu, Japan.

    "Seventy-two Is the New 30"

    A 72-year-old today faces the same chances of dying as a 30-year-old in preindustrial times, a new study says. Evolution at work?

  • Picture of brainless slime mold

    Slime Has Memory but No Brain

    Slime molds have evolved a way of remembering where they've been. Quips one scientist: "I, for one, welcome our new gelatinous overlords."

  • A human sperm fertilizes an egg.

    Sperm Tracked in 3-D—A First

    For the first time, scientists have successfully plotted the paths of sperm in 3-D, revealing corkscrew-like trajectories and "hyperactive" swimmers.

  • Picture of a close-up of the pupil and iris of a blue eye.

    Men, Women See Things Differently

    The grass is almost always greener to women, for starters, a new study says—and such differences could have roots deep in human evolution.

  • An image shows a new brain-cleaning system.

    How Your Brain May Clean Itself

    Talk about brainwashing—a newfound plumbing system likely helps our brain empty its waste, a new study says.

  • A sneeze in progress.

    Why Do We Sneeze?

    Sure, they blast out germs and other unwanted intruders, but sneezes have another, just discovered purpose, a new study says.


Find archived stories »

Most Popular Stories

News Blogs

The Future of Food

  • Why Food Matters

    Why Food Matters

    How do we feed nine billion people by 2050, and how do we do so sustainably?

  • Download: Free iPad App

    Download: Free iPad App

    We've made our magazine's best stories about the future of food available in a free iPad app.

See more food news, photos, and videos »