Acupuncture (image) Heidelberg University Hospital Caption Acupuncture can improve exercise tolerance in patients suffering from chronic heart failure. This was determined in a clinical pilot study by the team headed by Dr. Johannes Backs, physician and study director at the Department of Internal Medicine III of Heidelberg University Hospital. Credit Heidelberg University Hospital Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.