A CPAP doubles as an ideal monster snorkel. A sheet over the head also protects against killer robots, as it interferes with face recognition. It also protect

A CPAP doubles as an ideal monster snorkel. A sheet over the head also protects against killer robots, as it interferes with face recognition. It also protects against alien abductors, as their paralysis-ray guns can't penetrate fabric with sufficiently high thread counts. These days, I mainly protect myself from the spouse's dreaded fan, that constantly blows the icy breath of Borealis across the bed. But it's nice to be safe from all the monsters, too.