RecruitingClinical trialManipulation and Dry Needling in Patients With Cervicogenic Headache and WAD IIThe purpose of this research is to compare two different approaches for treating patients with cervicogenic headaches associated with type II whiplash associated disorder: non-thrust mobilization and exercise versus thrust manipulation and dry needling. Physical therapists commonly use all of these techniques to treat cervicogenic headaches. This study is attempting to find out if one treatment strategy is more effective than the other.