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.

Yachtold 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.

.jp.j. That's Y-A-K-U-Lt.C-O.jp. When it comes to a guide for your gut, count on Yacolt.

Hi, and welcome to COVID Quickly, a new scientific American podcast series.

This is your fast track update on the COVID pandemic.

We bring you up to speed on the science behind the most urgent questions about the virus

and the disease.

We demystify the

research, and we help you understand what it really means.

I'm Tanya Lewis.

And I'm Josh Fishman.

And we are Scientific American senior health editors.

Today, after a whole awful year of COVID, we're going to talk about what we did wrong

and what we've learned to do right.

We'll also be correcting an idea that the new Johnson Johnson vaccine is second rate. And we're not going to talk about what we did wrong and what we've learned to do right. We'll also be correcting an idea that the new Johnson Johnson vaccine is second rate.

And giving you news about some recent developments in COVID medicines.

This is not a celebration kind of anniversary, but we're at the one-year milestone of the pandemic.

This week is the one-year anniversary of when the World Health Organization first called COVID pandemic.

This time last year, the world was going into lockdowns, borders were closing, and cities became ghost towns.

Now we've lost more than 2.6 million people worldwide

...