Jonathan Deerman

Chronic Neck Pain has a direct relationship with oculomotor function. (measuring near point convergence (NPC) distance)    A recent study by Esteves et al. (2025) investigated how those with chronic neck pain also have a variety of dysfunctions with the ocular (eye) muscles and delayed eye reaction times. What still remain unclear is where the dysfunction of afferent (sensory information) from the cervical spine to the central nervous system (CNS) is a cause or an effect of dysfunctional...

The body has an amazing connection between the eyes and neck whereby dysfunction in either area can result in pain and/or dysfunction in the other respective region. Also, if the eyes or neck are misbehaving, it is common to also have symptoms of jaw (TMJ), upper back, shoulder and/or scapular pain/ stiffness/ instability/ decreased ranges of motion. For the sake of brevity, this article will focus primarily on how we can train the eye muscles and the proprioception (our body's sense of where...

Cardiovascular disease (CVD) is a broad, umbrella term which can include many aberrant conditions involving any part of the cardiovascular system. Common pathology included in CVD is atherosclerosis, endothelial dysfunction, cardiac disease, previous myocardial infarct, hypertensive disorders, history of stroke, cardiac arrhythmia, cardiac failure, or cardiac valvular disorder. For the sake of this article, let’s discuss how hypertension (HTN) disorders can improve when performing regular...