A decades-old manufacturing company opened a clinic and made primary care and prescriptions free for employees and their families.

For decades, nonprofits, health insurers and hospitals have been trying to solve the problem of the people who need the emergency room again and again. Here are some of the lessons they've learned.

Despite the prevalence of autoimmune conditions, like the thyroid disease Hashimoto's, finding help can prove frustrating and expensive. Patients may rack up big bills as they search for a diagnosis.