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Sleep Technology

AAST Blog

The latest on all issues affecting sleep technologists, including trends, insights, tips and more.

Regina Patrick, RPSGT, RST

Blog Feature

Sleep Disorders | sleep apnea | Research

Possible Link Between Obstructive Sleep Apnea and the Sense of Smell

By: Regina Patrick, RPSGT, RST
February 28th, 2019

An overlooked symptom in people with obstructive sleep apnea (OSA) is olfactory dysfunction (i.e., impairment in the sense of smell) such as an inability to detect or distinguish between odors. A finding that the sense of smell improves soon after a person with OSA begins continuous positive airway pressure (CPAP) treatment corroborates a possible link between olfactory dysfunction and OSA.

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Blog Feature

Sleep Disorders | Sleep Medicine | polysomnography

Problems of Using Actigraphy in People With Parkinson’s Disease

By: Regina Patrick, RPSGT, RST
August 2nd, 2018

The advent of actigraphy in the 1990s made it possible to indirectly record a person’s sleep-wake cycles based on the person’s activity level, with increased activity indicating wakefulness and decreased activity indicating sleep. In actigraphy, a device — an actigraph — which is typically worn on the wrist, continually records movement data over a prolonged time — one week or more. 

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