Oral appliances that fit in the mouth like mouthguards are another noninvasive option. Dental appliances work by repositioning the lower jaw and tongue to open the airway. This helps prevent it from closing during sleep. Oral appliances tend to be better tolerated than CPAP for mild cases of sleep apnea or those who cannot adjust to mask therapy. However, their effectiveness varies mo... https://www.coherentmarketinsights.com/market-insight/sleep-apnea-devices-market-414