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Thursday, December 03, 2009

smoking first thing

'Higher risk' of lung cancer from smoking first thing

Smoking cigarette
It is the time of day you light up which seems important

Smokers who light up on waking display higher levels of nicotine than those who wait, regardless of the number of cigarettes smoked, US research shows.

Scientists measured smokers' levels of cotinine, a by-product of nicotine which has been shown to reflect the risk of developing lung cancer.

Waiting until you had eaten breakfast reduced the amount of this chemical.

The team from Penn State College says their study suggests the earlier smokers may need more help to give up./.../

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