What Happens While You Are Sleeping?

You spend about one-third of your life asleep, but what does this really mean? Most of us are clueless about what happens during shut-eye, but it’s not the passive, do-nothing state you might imagine it to be. Sleep is a highly complex biological process that is necessary for your survival.

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OSA and Anesthesia

Surgery is nobody’s idea of a good time. But it can be even more complex for people with obstructive sleep apnea (OSA). Because sleep apnea impairs a person’s ability to breathe normally, anesthesiologists have to be particularly sensitive when administering general or local anesthesia.

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Sleep Apnea and Excessive Sleepiness

Sleep apnea is defined as an absence of breathing during sleep. Breathing might stop or be significantly reduced, for 10 seconds or more during episodes that could occur throughout the night. Deprived of oxygen, the body’s systems shift into high-alert, causing stress on your cardiovascular, nervous, hormonal, and other systems.

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How Much Sleep Debt Have You Accrued?

The exact amount of sleep each person needs can vary slightly depending on age, but generally speaking, your body needs 7 to 8 hours of sleep every night. During that time, your body takes care of numerous important tasks, from repairing cells to consolidating memories and new information in your brain.

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Sleep Apnea and Depression

The word “apnea” means the absence of breathing. Sleep apnea refers to a potentially serious medical condition that causes patients to temporarily stop breathing while they are sleeping. The repetitive occurrence of oxygen deprivation creates different kinds of alarms throughout your body, interrupting normal processes for your brain, heart, lungs, hormones, and other key systems.

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Sleep, Memory and Learning

Sleep might look like a passive activity on the surface, but your body and mind are actually hard at work when you hit the sack. Sleeping plays an important role in your memory and learning processes. When you learn how to do something new, memory, and sleep processes work together to internalize that new knowledge.

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