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What COVID-19 really does to your brain

RJ Hamster

ALMOND, OAT, OR SOY MILK? VIEW ONLINE
YOUR WEEKLY CHECKUP
This week: We may finally know why COVID-19 causes brain fog; herbs that may help fight off the sniffles; the most eco-friendly plant-based milks; why leeches are still a thing in medicine; the most amazing medical discoveries of the year; two new variants take over the U.S.
PHOTOGRAPH BY JAMES CAVALLINI, SCIENCE SOURCE
Why does COVID-19 cause brain fog? Scientists may finally have an answer.
Nearly 40 percent of long COVID patients suffer from the disorienting condition. Destroyed connections between brain cells may be to blame.
SUBSCRIBER EXCLUSIVE
MORE ON COVID AND YOUR BRAIN: Even mild COVID-19 can cause your brain to shrink +
PHOTOGRAPH BY WESTEND 69/GETTY IMAGES
7 herbs that may help fight cold and flu
This winter, take a breath. And if you can’t, here are some natural remedies, from echinacea to marshmallow, commonly used to offer relief.
SUBSCRIBER EXCLUSIVE
THE DARK SIDE OF NATURAL: Everyday foods and cosmetics that use wild plants may be harming the environment +
PHOTOGRAPH BY NATASHA BREEN, REDA&CO/UNIVERSAL IMAGES GROUP/GETTY IMAGES
Is your favorite plant-based milk good for the planet? Here’s how they compare.
Oat, soy, hemp, and more: If you’re looking to ditch dairy, the options can be overwhelming. Here’s what you need to know about each milk’s environmental effects.
SUBSCRIBER EXCLUSIVE
BREAST MILK: We know more about cows’ milk than human milk. New research is changing that. +
PHOTOGRAPH BY TIM WEGNER, LAIF/REDUX
Leeches are still used in medicine—yes, really. Here’s why.
Long dismissed as a throwback to the Middle Ages, doctors have been turning to the parasites to help transplant and plastic surgery patients.
SUBSCRIBER EXCLUSIVE
ROACHES IN NOSES: A horrifying list of creatures that can crawl into your body +
CORONAVIRUS UPDATE
NG STAFF
Subvariants BQ.1.1 and BQ.1 are now dominant in the U.S.
The FDA has pulled the plug on the COVID-19 drug bebtelovimab, which may not work against the two variants.
TRACKING COVID IN THE U.S.
THE MOST AMAZING MEDICAL DISCOVERIES OF 2022
This week we published our annual list of the most amazing discoveries of the year. These are the medical finds that made the list.
PHOTOGRAPH BY ALICE ZOO
A miracle plant was eaten into extinction 2,000 years ago—or was it?
A CHEMICAL ‘GOLD MINE’
MATTHIEU PALEY, NAT GEO IMAGE COLLECTION
Major UN report says climate change is taking a large toll on our health
WHY HEAT IS DEADLY
PHOTOGRAPH BY MAX ALGUILERA-HELLWEG, NATIONAL GEOGRAPHIC
Scientists are trying to resurrect mostly dead organs—here’s why
A BREAKTHROUGH
PHOTOGRAPH BY ALEXANDER STEIN, JOKER/ULLSTEIN BILD/GETTY IMAGES
Microplastics are in our bodies. How much do they harm us?
FOUND IN LUNGS, BLOOD
MORE HEALTH NEWS
The truth about immune-boosting supplements
What wild baboons can teach us about aging
Sperm counts worldwide are plummeting faster than we thought
COVID-19 can ruin your sleep in many different ways—here’s why
Why China’s ‘zero COVID’ policy is finally faltering (NPR)
Antidepressants don’t work the way many people think (New York Times)
OTHER GREAT READS FROM NAT GEO
This parasite manipulates the minds of wolves, rats—and maybe even you  ››
The Arctic murder mystery that remains unsolved after 150 years ››
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