Abstract: Various embodiments of sleep-aid mouthpieces and related accessories and methods are provided. One embodiment of a sleep-aid mouthpiece comprises: a U-shaped, in-mouth member configured to be worn in a user's mouth, the U-shaped, in-mouth member comprising a middle portion from which a pair of leg portions extend inwardly to respective end portions inside the user's mouth; a front member extending from an outer surface of the U-shaped, in-mouth member and disposed outside of the user's mouth; a pair of lateral breathing ports extending from outside the user's mouth through the front member and the U-shaped, in-mouth member and into the user's mouth; and an anterior tongue advancement device disposed on an inner surface of the middle portion of the U-shaped, in-mouth member, the anterior tongue advancement device comprising one or more flexible members for receiving and holding the user's tongue in a forward position.

Abstract: A food and beverage tray in various implementations has one or more of drink bands, retractable legs and/or a collapsing tray assembly. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.