Dr. Dawn Mattern, a family practice/sports medicine specialist with Trinity Health, has been certified as a diplomate of the American Board of Lifestyle Medicine, according to information provided by Trinity.

Lifestyle medicine is a medical specialty that employs evidence-based therapies such as physical activity, nutrition, adequate sleep, and stress management to address chronic illness. To become certified, doctors must pass a board exam and demonstrate competency in the practice of lifestyle medicine.

Mattern is a longtime advocate of exercise and other healthy behaviors as a first-line approach to treating and preventing many chronic diseases.