 [ Symptoms ] i had an episode of vertigo two weeks ago it was diagnosed as bppv how long will it take to go away  i have occasional head rushes and palpitations i also have a dullache inthe back of my neckandfeel like i am in a fog most of the time could these symptomsbe caused by my neck [ Disease ] the 45 minute to hour and half nap that people may take actually allows them to get into deeper sleep that is the more refreshing that is where your growth hormone is produced that is where you wake up refreshed you feel good you may even go into rem sleep rem sleep being dreaming remember dreaming can occur in any stage of sleep dreaming can occur in stages one two three four or rem sleep you are just more likely to be dreaming when you are in rem sleep uh than in any other stage rem sleep we know has a lot of different uh qualities to it we know that in rem sleep is when you seem to transfer information from your short term into your long term memory so what i tell people it is kind of from your floppy disk to your hard drive if you will so rem sleep is very very important we do not know all the reasons why it is important we know that memory occurs we know that dreaming may occur there more than anywhere else uh and we also know that people problem solve better when they have rem sleep so if you give somebody a problem to solve and ask them to go to sleep if you deprive them of rem sleep they are not going to come up with the answer nearly as quickly as if they got that rem sleep so when people are trying to come up with a creative new idea sleeping on it is actually a pretty good idea now the one thing that people have to remember is if you go into rem sleep in the 20 minute section of your nap that means one of two things that means either you are sleep deprived or you could potentially have a situation called narcolepsy narcolepsy is where people will actually their body just kind of clicks into rem sleep whether they like it or not sometimes during the middle of the day