Massachusetts Attorney General Maura Healey on Tuesday announced $3 million in grants to 13 community organizations that address things like housing, hunger and other societal factors that affect someone’s health.

Students have around 60 programs at their disposal, from advanced manufacturing to emergency medical response.

Health promotion interventions in public housing communities have the potential to reduce obesity among residents, a new study shows. Changes in their environment, such as fresh food trucks, walking groups, screenings, and cooking demos, helped Boston residents eat better and get more exercise.