Pseudotumor Cerebri Support Group
Pseudotumor cerebri (PTC) is a neurological disorder that is characterized by increased intracranial pressure, in the absence of a tumor or other diseases affecting the brain or its lining. Diagnosis requires brain scans and lumbar puncture. Characteristic symptoms are headache, transient visual obscurations or transient visual loss in one or both eyes usually lasting...
http://ajcn.nutrition.org/content/90/1/1.full.pdf
Check with you doctor first about these diet changes if you do have any heart ailments. Hope you find relief soon.
also, going gluten free may help, and avoid food additives, especially MSG and Aspartame. a lot of fast food has too many additives that can make us sick. I react to chemicals, so avoid perfumes and sprays and see if this helps. don't cry, the valsalva can increase your ICP. definitely if you have any sleep issues, get checked for sleep apnea. did you have orthodontia?