The Harvard T.H. Chan School of Public Health is the public health school of Harvard University, located in the Longwood Medical Area of Boston, Massachusetts. (Wikipedia)
The field encompasses more than environmental science and ecology, and helps to explain pandemics and other illnesses, mass migration, food consumption, and other public health factors.
Most medium and large businesses now have corporate wellness programs for employees in an effort to keep health insurance costs down. Many have incentives for reaching health goals. Experts discuss how these plans work and whether the effort shows up favorably on the bottom line.