Life's Little Mysteries answers fascinating questions about the world around you and the stuff in it, from things in the news and on your mind to crazy questions you didn't even know you had.
For dog owners, the following scenario may be all too familiar: You get home from a long day of work only to find your favorite slippers in tatters on the floor, scattered pieces of foam torn from the sofa cushions and teeth marks on your chair.
You may have heard people describe themselves as strictly "right-brained" or "left-brained," but what exactly does that mean?
The phenomenon, known as a hypnogogic jerk, is named in reference to the hypnogogic state — the transitional period between wakefulness and sleep. Hypnagogic jerks are also commonly known as hypnic jerks or sleep starts.