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From chronic cough and asthma to pulmonary hypertension and sleep apnea, Saint Luke’s Pulmonary Specialists provides a full spectrum of treatment options to help patients suffering from pulmonary issues breathe easy again.

The stages of sleep range from light to deep and each stage has measurable characteristics. A sleep study, or polysomnogram, generally takes place in a sleep lab during normal sleeping hours. Sleep studies record brain and body activity that occur during sleep so disorders can be diagnosed and treated.