A pilot study found that flooding hospital rooms with ultraviolet light from a robotic device killed 90% or more of certain drug resistant bacteria on surfaces in hospital rooms. More research is on going to determine if this can help prevent the spread of disease to patients. Interesting findings in light of some 100+ year old advice: "Invalids too often deprive themselves of sunlight. This is one of nature's most healing agents...Remove your heavy curtains, open the windows, throw back the blinds, and enjoy the rich sunlight" (2T 527).
PositiveTip: Enjoy the healing benefits of sunlight today!