Two new studies have found a lack of certain gut bacteria in people with chronic fatigue syndrome, suggesting the microbiome plays a major role. The work could lead to new ways to diagnose and treat the illness, which is common in people with long COVID. What’s the next step?

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Pictured at top: In this magnified image, a plant fiber has passed a human intestinal tract almost unharmed and spans across the frame (center). On the right hand side (half-cut) a large and spherical shaped structure turns out to be the cyste of a Giardia parasite (brown). Read more.

Still, the draw to flight broke gender and race stereotypes, and many women flew for the feeling of freedom. Like Raymonde de Laroche (pictured): the first woman to receive a pilot’s license.

Related: Read about another sanctuary in Spain.

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