Back to today’s briefing

Story perspectives

Antibiotics Disrupt Gut Health, Raise Chronic Disease Risks

4/8/2026

23 5 Full Breakdown

Summary

Story summary

A Nature Medicine study finds that a single course of antibiotics can disrupt the gut microbiome for four to eight years and raise obesity, heart disease, and type 2 diabetes risk.
Dr. James Kinross of Imperial College London warns antibiotics can cause an "ecological collapse" of gut bacteria.
The study tracked 15,000 individuals over several years.
The findings call for strategies to protect gut health when antibiotics are needed.

1 of 1

Story summary

A Nature Medicine study finds that a single course of antibiotics can disrupt the gut microbiome for four to eight years and raise obesity, heart disease, and type 2 diabetes risk.
Dr. James Kinross of Imperial College London warns antibiotics can cause an "ecological collapse" of gut bacteria.
The study tracked 15,000 individuals over several years.
The findings call for strategies to protect gut health when antibiotics are needed.