Which theorist stated that the imbalance between the patient and environment decreased the patient's capacity for health?

The Environment Theory made by Florence Nightingale is a theory about the relationship of the patient to it's environment. The main focus of this theory is to change the patient's environment as to improve his or her health status. This includes having fresh air, clean water and proper light and cleanliness in the environment thus having an imbalance between the patient and environment would decrease the health capacity of the patient particularly having good health.