Healthy 90 Year-Olds Have The Same Gut Bacteria As 30 Year-Olds

In one of the largest microbiota studies conducted in humans, scientists have shown a potential link between healthy aging and a healthy gut -- finding that the overall microbiome composition of healthy elderly people was similar to that of people decades younger, and that the gut microbiota differed little between individuals from the ages of 30 to over 100.