This study will look at the safety, tolerability and feasibility of a non-invasive treatment called Acute Intermittent Hypoxia (AIH) in people with Multiple Sclerosis (MS) at different stages of the disease course.
People with a confirmed diagnosis of MS and advanced disability level (Expanded Disability Status Scale (EDSS) >6.5 and <9)
Without relapse for at least 90 days prior
Older than age 18
People with a confirmed diagnosis of relapsing remitting MS
Pregnancy
Any of the following documented respiratory disorders: obstructive sleep apnea, chronic obstructive pulmonary disease, uncontrolled asthma, hypoxic pulmonary disease, respiratory infection in the previous 3 months
Ischemic cardiac disease
Cardiac arrhythmia