May 16: National Naked Showering Day! May 10, 2015Funny-ish, HomeCharade, funny, Gretchen Narnlinger, hygiene, naked showers, Psycho, satire, showering By Ned White Clinical Hygienist Dr. Gretchen Narnlinger believes showering naked is better for us than the old way, and she may have a point: she reminds us May 16 is Naked Showering Day.