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Exercise and the Keto Diet

Discover how a ketogenic diet may influence exercise performance, energy availability, and recovery, and why balanced nutrition remains important for physical activity.

Physical activity is an important component of overall health, regardless of the eating pattern you follow. However, a ketogenic diet may affect exercise performance because it changes the body's available energy sources.

During exercise, the body uses different combinations of carbohydrates and fats depending on the intensity and duration of the activity.

Activities that may be incorporated into a healthy routine include:

  • Walking, which supports cardiovascular health

  • Cycling, which can improve endurance

  • Swimming, which provides a full-body workout

  • Strength training, which supports muscle and bone health

  • Yoga and stretching, which support flexibility and mobility

Some people may notice changes in exercise performance when reducing carbohydrates, particularly during high-intensity activities that rely heavily on stored glycogen.

Maintaining adequate nutrition, hydration, and appropriate recovery remains important. If your energy levels or exercise performance decline significantly, your eating pattern may need to be reassessed.

Consult a healthcare provider or registered dietitian before combining a ketogenic diet with a new or demanding exercise routine, particularly if you have an underlying medical condition.

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