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Exercise is good for the heart, lungs and mind, and now we can add gut bacteria to the list, a new study from Ireland suggests.

Researchers looked at professional rugby players and found that these elite athletes had a more diverse collection of bacteria in their digestive systems than other healthy men, who were not athletes, but were of similar age and body size.

Full LiveScience Article: New Exercise Perk: Healthier Gut Bacteria.

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