 [ Symptoms ] my mom is 56 and has frequent headaches nausea dizziness and a constant dull pain in the back of her neck what is it  she is diabetic type 2   takes medicine has high blood pressure which she takes medicine for she just went to the dr and she said there was nothing wrong with her she has had a constant headache for a week now along with the other symptoms [ Disease ] since she is diabetic you have to rule out hypoglycemic headace get a grbs tested if grbs is less than 60 mg ask her to take some sugar or candy treatment for gastritis can also be given a neck xray can rule out cervical spondilitis