Natural light has been shown to expedite healing and improve overall personal health. According to a recent research study conducted by the Center for Health Design in Concord, California, better lighting and access to natural light can shorten hospital stays.
The lack of daylight can significantly disrupt the body’s internal clock. In some cases lack of daylight along with other factors can lead to Seasonal Affective Disorder (SAD),
characterized by recurrent, annual clinical depression, accompanied by oversleeping, overeating, decreased work productivity and social withdrawal.
The average 60 year old requires two to three times the amount of light compared to a 20 year old. The good news, natural light boosts visual acuity, especially among the aging. Improved lighting has been shown to decrease injuries related to falls.