Hi I'm a 21 female and I have had MRI and CT scan and both are clear I have had blood test they are fine. I'm suffering with early morning headaches pressure waking me up and blurred flashing lights and I keep getting hot and cold chills and when I'm in the bath I can feel really hot overly. I have had this nerve prick tingling all over my body I can feel it mainly at the bottom of my feet I'm so scared im going to ask the doctor to refer me back to MRI and to get to the bottom of this could someone please help me I'm a mother of 2 beautiful girls I'm so young many thanks