Simulated vs Genuine Manual Chiropractic Adjustments

* No history of stroke or transient ischemic attack or current symptoms including: Dizziness or vertigo; Tinnitus (ringing in the ears); Visual, sensory, or motor disturbances * No new pattern headache complaint * No recent whiplash injury (within 3 mo) * No spinal fractures/dislocations * No disc problems with radiating symptoms to the arms or legs * No severe degenerative joint disease in the spine * No connective tissue disorders * No primary fibromyalgia * No metabolic or metaplastic bone disease * No diagnosed condition that causes fainting during postural changes, such as POTS or orthostatic hypotension * No history of cervical, thoracic, or lumbar spine surgery * No uncontrolled high blood pressure or vascular disease * No current use of anticoagulant therapy * No current use of short-acting benzodiazepines, including midazolam \& triazolam * No change in medications in the past 6 weeks or intentions to change medications during the study * Inability to walk unassisted on a treadmill * No pacemakers or known heart conditions that influence the electrical or mechanical function of the heart, such as severe heart valve disease * Not a DC or a DC student enrolled 4th quarter or above * No present, self-reported pregnancy * No chiropractic care in the 2 weeks prior to participation * Did not participate in the feasibility study for this pilot (Perceptions and experiences following a single session of simulated or genuine high velocity, low amplitude (HVLA) manual chiroprac…