Inclusion Criteria:  Age 18 to 55 years Physician-confirmed diagnosis of MS within the last 5 years Expanded Disability Status Scale (EDSS) score below 4 based on Neurostatus-certified examination Relapse free in the last 30 days No known cardiovascular, pulmonary, or metabolic disease Currently on stable FDA-approved disease modifying therapy (eg, interferon beta-1a or beta-1b, natalizumab etc.) Naïve to chiropractic care No contraindications to spinal manipulation Acceptance of informed consent.  Exclusion criteria include:  Uncontrolled hypertension (systolic pressure >160 mmHg, diastolic blood pressure >95 mmHg) Any past spinal surgery or recent history of bone fractures Pregnancy in the last 12 months Unable to understand English or follow simple instruction.