Headache

Headache may be a sign of meningitis, rickettsial diseases, hypertension, toxic shock syndrome, hypoglycemia, kidney disorder, hepatitis, anemia, typhoid fever, valley fever, encephalitis, brain tumor, heatstroke, arteritis or whiplash.  To learn more about the cause of your symptoms, click on each of the diseases listed below.

Rickettsial Diseases (Typhus, Ticks, Spotted Fever)

Parasitic Infections

Toxic Shock Syndrome

Hypertension

Gastroenteritis

Irritable Bowel Syndrome

Hypoglycemia

Meningitis

Kidney Disorder

Hepatitis A

Hepatitis B

Hepatitis C

Stroke

Anemia

Anxiety

Subarachnoid Hemorrhage

Subdural Hemorrhage and Hematoma

Syphilis

Strep Thoat

Typhoid Fever

Valley Fever

Whiplash

Encephalitis

Farmer's Lung

Heatstroke

Arteritis

Brain Tumor

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