Obstructive sleep apnea is a disorder in which one repeatedly stops breathing during the night. It has many potential causes, all of which lead the upper airway to collapse while someone is asleep. Treatment of sleep apnea is necessary to prevent major health problems. What sleep apnea treatment is best for you? Consider ways to address the cause as well as additional options such as continuous positive airway pressure (CPAP) therapy, oral appliances from a dentist, surgery, weight loss, and other options.