6 Ways Smoking Affects Your Sleep

March 5, 2015 1:05 PM

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6 Ways Smoking Affects Your Sleep

Scientists have linked the smoking of cigarettes specifically to the development of several serious cancers, heart disease, routine infections, anxiety and depression. While the toxic chemicals and heavy metals consumed during smoking are to blame for these destructive health risks, nicotine -- the substance that makes smoking so addictive -- is often disruptive to another aspect of health entirely: sleep. Smoking regularly can wreak havoc on the body's natural sleep routine, and some of that damage cannot be undone.

A 2013 study from researchers at the University of Rochester Medical Center found that smoking tobacco can alter the expression of clock genes in both the lungs and the brain, thus ruining a restful night's sleep. After exposing mice both chronically and acutely to cigarette smoke, the researchers n...

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