Dr. Michael Duben is a leading Functional Medicine Doctor in Darien » , specializing in hormone balance, chronic fatigue, and thyroid conditions. At Restore Health LLC, he uses a personalized approach that treats the root cause—not just the symptoms. With a focus on nutrition, lifestyle, and advanced lab testing, Dr. Duben helps patients feel their best again. Book your consultation now to work with a doctor who truly listens and cares.