bacteria

Ashley Dean / WWNO

At a time when fear of a virus has nagged at our every choice for months, the last thing anyone needs is an added fear of flesh-eating bacteria. But we need to talk about flesh-eating bacteria.

There's no magic elixir for healthy aging, but here's one more thing to add to the list: good gut health.

A study published in the latest issue of Nature finds diet may be key to promoting diverse communities of beneficial bacteria in the guts of older people.

To evaluate this, researchers analyzed the microbiota, or gut bacteria, of 178 older folks, mostly in their 70s and 80s.