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.

.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 Your Health Quickly, a Scientific American podcast series. On this show, we highlight the latest vital health news, discoveries that affect your body

and your mind.

Every episode, we dive into one topic.

We discuss diseases, treatments, and some controversies.

And we demystify the medical research in ways you can use to stay healthy.

I'm Tanya Lewis.

I'm Josh Fishman.

We're Scientific American Senior Health Editors.

Today we're talking RSV vaccines.

After decades of effort, we may be on the cusp of having several safe and effective vaccines

and other preventive treatments for this nasty virus.

If you have small children, or, as my friends with kids like to call them, adorable germ factories, you've probably heard of or had RSV. That's short for respiratory syncytial virus.

It infects most of us by the time we're two or three years old, and it keeps infecting us throughout our lives. Last fall, we had an especially bad

RSV season because the COVID pandemic changed some of the patterns of seasonal viruses.

You're saying that COVID actually made RSV even more widespread than normal.

How does that happen?

COVID precautions essentially delayed RSV infections because everyone was social distancing.

...