Stock Photo: Man undergoing a polysomnographic examination. The polysomnography is the study of the physiological activity of the body during sleep, and includes the measurement of the lungs, heart and brain activity. The interpretation of these recordings can reveal disfunctions like sleep apnea, snoring, hypersomnia, insomnia... Limoges hospital, France.
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Image Number: 4269-31962 Rights Managed Credit:Phanie / Phanie Category:Science
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