Salk Institute -- S. Panda and A. Chaix (IMAGE) Salk Institute Caption Salk scientists discover that periods of fasting can protect against obesity and diabetes. From left: Amandine Chaix and Satchidananda Panda. Credit Salk Instititute Usage Restrictions with credit and related coverage. License Licensed content 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.