Feature Health & Medicine

Inside Job

Teams of microbes pull strings in the human body

By Tina Hesman Saey

- More than 2 years ago

You are surrounded, grossly outnumbered and being manipulated from within.

Both helpful and harmful microbes live in human intestines. Some digest food or prevent infections, while others are more nefarious and can cause illness. Nicolle Rager Fuller

CROSS TALK The human body has ways to communicate with its microbes.