Voluntary exercise reshapes gut microbiota and tryptophan metabolism, with consequences for the hippocampus, the brain's memory center
CORK, COUNTY CORK, IRELAND, March 10, 2026 /EINPresswire.com/ -- Something happens when a rat starts running. Not just the obvious things, the faster heart, the warming muscles, the rhythmic percussion of paws against the wheel. Something quieter. Something that begins in the coiled darkness of



