This often correlates with the severity of obstruction and the OSA condition. Soporific - Causing or tending to cause sleep. Subjective Sleepiness - Feelings of sleepiness. Substance Abuse - The excessive use of alcohol or drugs. These substances can cause sleep disturbances.
Death usually occurs during sleep.
SIDS is a classification that is used to describe a deceased infant. It is not a disease, nor can it be a diagnosis for a living baby. Synchronization - A chronobiological term used to indicate that two or more rhythms recur with the same phase relationship. In an EEG tracing, the term is used to indicate an increased amplitude with an occasional decreased frequency of the dominant activities. Synchrony - Scheduling sleep to synchronize with the biological clock.