Michael Rack, M.D., Health Professional

Michael Rack a board certified internist in Southaven, Mississippi. He wrote for HealthCentral as a health professional for Sleep Disorders.

The Basics of CPAP

Continuous Positive Airway Pressure (CPAP) is the most common treatment for obstructive sleep apnea (OSA). Except for tracheotomy, it is also the most effective treatment for OSA. CPAP is basically a computerized air pump that delivers pressurized ai...
Michael Rack, M.D.

Secondary Causes of Insomnia

Insomnia is defined as difficulty falling or staying asleep, or the complaint of unrestorative/unrefreshing sleep. Most people experience short-term insomnia from time to time, but when insomnia lasts for more than several weeks, it is considered chr...
Michael Rack, M.D.