Questions for “Some microbial hitchhikers may weaken body’s attack on COVID-19”
![an illustration of bacteria on villi](https://www.snexplores.org/wp-content/uploads/2021/03/1030_microbiome_and_COVID.jpg)
This artist’s rendering depicts hitchhiking bacteria (blue, purple, green and yellow rods) covering the surface of the villi — pink finger-like projections — of the gut’s inner wall. Some bacteria are beneficial. Others may make us sick. Diet, disease and more can determine which bacteria dominate and affect health.
ChrisChrisW/iStock/Getty Images Plus