Chronic sleep problems affect many people. It impacts their careers, their safety and their health.  About one-third of American adults do not get adequate sleep needed for good health, according to the National Sleep Foundation.

Dr. Muhammad Siddique, assistant professor of pulmonary medicine at SIU School of Medicine, says continually getting less sleep than is needed can lead to health problems.

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Dr. Siddique says seven to eight hours of sleep per day is recommended for most adults. People working the night shift or a rotating shift often have problems getting enough sleep.

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