Aerobic exercise acts like a natural probiotic: it promotes gut health and intestinal wall repair by increasing butyrate-producing bacteria, independently of diet.

noli's read

Research effectively supports a strong link between physical activity and gut microbiota diversity. A systematic review published in 'Exercise and Sport Sciences Reviews' confirms that aerobic exercise increases the abundance of bacteria producing short-chain fatty acids, such as butyrate, which play a key role in intestinal barrier integrity. This mechanism is recognized for its potential anti-inflammatory effect. However, stating that exercise is 'independent of diet' is a simplification: while exercise has its own impact, diet remains the dominant factor that modifies the microbiota. Current studies, while promising (often observational studies or small-scale randomized controlled trials), have yet to clarify whether this effect is sufficient to 'heal' complex intestinal issues. The analogy to a 'probiotic' is a vivid metaphor rather than a strict biological reality, but it well illustrates the leveraging role of movement on the intestinal ecosystem.

the sources

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