1 The sleep disorder of night terrors typically occurs in children aged 3-12 years, with a peak onset in children aged 3Â½ years.  Sleep is divided into 2 categories: rapid eye movement (REM) and nonrapid eye movement (non-REM). Non-REM sleep is further divided into 4 stages, progressing from stages 1-4.
Ron Howard is currently married to Cheryl Howard. He has been in one celebrity relationship averaging approximately 41.8 years. His one marriage has lasted 41.8 years so far. Ron Howard's Relationships.
Born Ronald William Ron. Howard has an estimated net worth of $140 million. Howard, best known as Opie Taylor in the sitcom The Andy Griffith Show is an American film director, producer and actor. Howard has earned his net worth from his directing and producing works beginning in the early 80s as well as from his TV and film appearances. Howard first appeared in the 1959 film, The Journey. He rose to fame in Andy Griffith Show where he played as son of actor Andy Griffith which lasted for eight years.