040722_Dulac_194.jpg (IMAGE) Harvard University Caption Catherine Dulac, (white shirt) and Jessica Osterhout, (black shirt) study how the brain controls symptoms of sickness, such as fever, and loss of appetite inside the Biology Labs. Kris Snibbe/Harvard Staff Photographer Credit Kris Snibbe/Harvard Staff Photographer Usage Restrictions Credit must be given to the creator. License CC BY 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.