Studies have shown that patients recover more quickly when they have access to green spaces.
Hospitals with open green spaces record patient check-out times 2.5 days earlier then hospitals without green spaces. (Peck, 2008)
The 10,000 sf green roof on the Schwab Rehabilitation Hospital in Chicago also serves as a rooftop park and garden for horticultural therapy, a process in which plants and gardening activities are employed to improve body, spirit and mind. (Green Roofs for Healthy Cities, 2005)