Central sleep apnea (CSA) in which the pauses occur because your brain doesn’t send proper signals to the muscles that control your breathing.
Obstructive sleep apnea (OSA) an interruption of breathing caused by a blockage of the upper airway, mostly by soft tissue in the throat or the tipping tongue blocking the passage of air;
Mixed sleep apnea is a combination of central sleep apnea and obstructive sleep apnea.