Understanding the human body is a team effort. That's where the Yachtel group comes in.

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years.

Yacold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program.

To learn more about Yachtolt, visit yawcult.co.j.p.

That's y-A-K-U-L-T dot-C-O-J-P.

When it comes to a guide for your gut, count on YacL.

This is Scientific Americans' 60-second science. I'm Steve Merski.

Almost all the speeches I give on global health are about the incredible progress and exciting

new tools that are helping the world reduce child mortality and tackle infectious diseases.

Bill Gates, earlier today, April 27th at a a symposium in Boston called Epidemics going viral,

Innovation versus Nature, put together by the Massachusetts Medical Society and the New England Journal of Medicine.

There's one area, though, where the world isn't making much progress.

And the story is actually quite a negative one if we don't get serious about it.

And that's pandemic preparedness. It should concern us all because history has taught us

there will be another deadly global pandemic. This year is the 100th anniversary of the pandemic

flu that's estimated to have infected a half billion people and killed between 50 and 100 million.

And a pandemic flu remains a serious threat.

We currently have to create a new seasonal vaccine annually based on a best estimate of the specifics of the upcoming flu.

So one goal has long been to create a vaccine

against all variations of the flu virus.

Today we're launching a $12 million grand challenge in partnership with the Page family

to accelerate the development of the universal flu vaccine.

...