By Dr. Brian McDonough

By Dr. Brian McDonough, Medical Editor

PHILADELPHIA (CBS) – How many hours do you sleep every night?

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The average American gets 6.9 hours of sleep each night. Experts in the field of sleep recommend seven to nine.

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The problem of sleep deprivation has long-term effects including increased risk of problems like high blood pressure. A recent study also found a link to diabetes.

In addition to those who choose to limit their sleep because of work or other responsibilities, there are millions who have sleep-related issues like they have excessive daytime sleepiness, problems getting to sleep or excessive leg movements during sleep.

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Obstructive sleep apnea which is associated with interruptions of the sleep cycle and poor oxygen distribution can be treated and tested for quite effectively with information gained from sleep studies.