People who tend to start smoking as soon as they get up in the morning have an increased risk of developing lung and oral cancers, a new study conducted by Penn State researchers reveals. "We found that smokers who consume cigarettes immediately after waking have higher levels of NNAL -- a metabolite of the tobacco-specific carcinogen NNK -- in their blood than smokers who refrain from smoking a half hour or more after waking, regardless of how many cigarettes they ...
via Medindia Health News
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