The following tests help assess possible reasons for headaches:

• Blood pressure

• Hormone testing (thyroid, cortisol, estrogen, progesterone)-saliva, blood, or urine

• Intestinal permeability-urine

• Detoxification profile-urine

• Vitamin and mineral analysis (especially magnesium, B6, iron)-blood

• Digestive function and microbe/parasite/candida testing-stool analysis

• Food and environmental allergies/sensitivities-blood, electrodermal

• Blood-sugar balance-blood

• Toxic metals-hair, urine