Sufferers hear loud noises before or after sleep
                                
                                
                                    (Newser) -
                                    OK, it doesn't involve one's head literally exploding, but "exploding head syndrome" is no joke, say experts. "It's a provocative and understudied phenomenon," says psychologist Brian Sharpless of  Washington State University  after a review of studies. Sufferers experience explosive-sounding noises during transitions between waking...