When exercise makes it worse

April 28, 2023
by RJ Hamster

WORKOUTS CAN SPUR LONG COVID ‘CRASH’

Friday, April 28, 2023

In today’s newsletter, we’re rethinking our workout routine, avoiding crowds at National Parks … and finding a lost 2,500 year-old canal. Also, ICYMI: How these abandoned-to-die dogs adapted instead.

PHOTOGRAPH BY HANNAH REYES MORALES, NAT GEO IMAGE COLLECTION

Exercise will make you feel better, right? Not for many long COVID patients.

New research points to a dysfunctional nervous system—and veins unable to move blood efficiently to the heart. Exercise, even the basics (above), can leave some confined to bed for days.

How do you treat it? Read the full story to find out.

Please consider getting our digital report and magazine by subscribing here.

STORIES WE’RE FOLLOWING

PHOTOGRAPH BY DAVID LIITTSCHWAGER, NAT GEO IMAGE COLLECTION

Why did humans evolve to blink? Here’s what we know. (Above, a human eye)

These 7 hormones control your hunger. Here’s how to control them.

National parks overcrowded? Visit a national forest.

Late-night eating might make you gain weight faster. Here’s what we know.

How sneaker culture took over the world

Here’s how to tell if a photo is AI-generated

These 2,500 year-old canals, once thought mythical, were real, scientists say

Thinking of a break? 10 best coastal festivals around the world

Emmett Till’s death sparked the Civil Rights movement. His accuser died yesterday.

Simply a conspiracy theory? Or more? Meet the man who started the Illuminati

PHOTO OF THE DAY

PHOTOGRAPH BY LUCA LOCATELLI

Plant a tree: Happy Arbor Day, a day when many people around the globe plant a tree to help regrow the earth. Above, people visit Green Planet in Dubai, a biodome that houses 3,000 species of plants and animals. Read more about how Dubai is an unlikely green city.

GREEN DUBAI

IN THE SPOTLIGHT

PHOTOGRAPH BY ISAAC FORMAN

Earliest evidence of animal life: Fossils from 550 million year-old animals were found in Southern Australia—and offer insight into the creatures that once lived on the ancient seafloor. For a look back into this crucial evolutionary link, you can make a trip to the outback’s new Nilpena Ediacara National Park (pictured above) and see for yourself.

THAT’S OLD!

IN CASE YOU MISSED IT

PHOTOGRAPH BY MIKE HETTWER

What about the pups? People fled when the nuclear-contaminated Chernobyl plant exploded in 1986. Houses were abandoned. Clothes, belongings, and pets—all left behind. What happened to those dogs—and their descendants? And what can we learn about radiation from them? (Above, a Chernobyl worker surrounded by five dogs.)

RADIOACTIVE DOGS

Today’s soundtrack: Dog Years, Maggie Rogers

Happy Friday! This newsletter has been curated and edited by Jen Tse, Mallory Benedict, Hannah Farrow, and David Beard. What’s on your travel bucket list? Email david.beard@natgeo.com to let us know. Thanks for reading!

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Psalm 37:23

RJ Hamster

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When exercise makes it worse

When exercise makes it worse

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