The National Heart Lung and Blood Institute (NHLBI) and several other components of the NIH have issued a Funding Opportunity Announcement (FOA) for the development of obesity prevention programs. The FOA “Exploratory/Development Clinical Research Grants in Obesity (R21)” encourages grant applications from institutions that propose clinical studies that will accelerate the development of interventions for the prevention or treatment of overweight or obesity in adults and/or children. The open date for the funding opportunity is May 16.