Hello, my cousin ,19 years girl, having a serious problem.As usual at sleep she does not dream.Sometimes she dreams such bad things (like she has been dead or other horror dream) .sometimes she can't remember the dream after woke up.When she starts to dream then feels headache and at moment she woke up and seat down immediately with extreme headache. she has been suffering just from 3 months .Can anyone help me or suggest what is the problem and what to do .i shall be grateful to you.