The level of nicotine in the blood of those who love smoking in the morning exceeds the rate of those who smoke later in the day independently of the number of cigarettes, as American researches.
The level of cotinin – a by-product of nicotine – the content of which defines the possibility of cancer of lugs was measured in the blood of smokers.
This content of this substance is not so high in the blood of those who smoke after breakfast.
The reasons of this difference are not known yet. According to the scientists, morning smokers smoke more intensively as their need in nicotine is stronger than of those smoking their first cigarette later.
About 250 smokers have taken part in this research. Its results were published in the article of the scientific magazine “Cancer Epidemiology” Biomakers and prevention.
Morning Need of a Cigarette
In the process of lowering the number of cigarettes a day it’s necessary to take into account how often and how many cigarettes you smoke every day, how strong the need is, and the physiological indices.
Joshua Muscat, the author of the scientific article
People smoking 20 cigarettes a day had different levels of cotinin in their blood depending on the time of day they started smoking.
The highest level of cotinin was found in the blood of those who starts smoking during the first half-an-hour after they get up. Such habit was defined as high level of nicotine addiction.
Among some of them the level of cotinin was 75 times as high as among those who started smoking later.
According to the author of the article, for people with strong nicotine addiction to give up smoking for a long period of time or for good more intensive help may be needed.
“Not all smokers are the same. So the reproaches to the reduction of their number should take into account how often and how many cigarettes they smoke every day, how strong the need is, and the physiological indices”, he stated.
The representative of the British charitable organization Roy Castle Lung Cancer Foundation has spoken in favor of the research the authors of which think that it may help understand the habits of smokers and the nature of tobacco addiction.
But as far as only 252 smokers, the result should be treated with scepticism and it’s still early to draw any weighty conclusion about antismoking control.
“As the authors of the article themselves, we think that this sphere should still be studied”, – he said.


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