Marie Yovanovitch
How Scott Kelly’s year in space changed his poop
The much-anticipated NASA Twins Study was released Thursday, more than three years since astronaut Scott Kelly returned from the International Space Station.
Gut microbes found in hunter-gatherers shift with the seasons
The gut microbes of the Hadza, Tanzanian hunter-gatherers, shift with the seasons, according to a new study. Applied on a longer timescale, these patterns might explain why industrialized populations have less diversity in their gut microbiomes and more chronic disease…
Uncovering the female body’s secret protection against HIV
New research highlights the vagina as a powerful HIV prevention tool.
Why ‘vaginal swabbing’ your newborn might not be a good idea
Parents-to-be increasingly request 'vaginal swabbing' after C-section births, but experts caution it could introduce viruses to the baby.
When social, chimps swap gut bacteria, and the pattern may alter their and our health.
A new study finds a successful diet hinges less on what you eat and more on who you are.
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