“A tongue retention device mainly uses suction to drag the tongue forward so your airway can keep on being open,” says Dr. Breus. “Regretably, they’re not normally by far the most comfy.” However, they’re a choice which will work for lots of people, and this specific device was in fact https://lennyb714tdm9.bloggazza.com/32277600/the-5-second-trick-for-sleeping-aid-equipment