For years, the reigning paradigm in health care has been “Doctor knows best.” Providers rarely sought input from patients about their needs or experience. That picture has been changing, though, as more people have been using online tools to band together and find solutions for themselves and...

The term “homeostasis” was coined about a hundred years ago. What does it mean? Essentially, it is a way of describing how various systems in the body work together to maintain internal equilibrium even in the face of a changing environment. This concept is crucial to good health, as healers have...