Endocannabinoid levels are reduced in the platelets of migraine patients,80 and women with migraine show increased FAAH and EMT activation in their platelets.73 Research has indicated that migraine might, in part, result from serotonin that is released from aggregating platelets,90 a theory that is supported by the efficacy of antiplatelet medications in some migraine sufferers. This evidence concerns the gene FAAH and migraine disorder.