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Genes May Dictate Teens' Susceptibility to Heavy Smoking

(4/1/2013)

Genes May Dictate Teens' Susceptibility to Heavy Smoking
HealthDay News
March 27, 2013

While many teens try cigarettes, genetics might explain who gets hooked, a new study suggests.  Researchers used data from earlier studies to construct a genetic risk score for heavy smokers to see whether those with high risk scores got hooked on cigarettes more quickly as teens and whether they had a harder time kicking the habit as adults.  Teens with a high-risk genetic profile who tried smoking were 24 percent more likely to become daily smokers by age 15 and 43 percent more likely to smoke a pack a day by the time they were 18, the study showed.  These high-risk participants were also 27 percent more apt to become hooked on nicotine and 22 percent more likely to fail their quit-smoking attempts as adults, when compared to people with lower scores. Participants with high-risk gene scores had smoked about 7,300 more cigarettes than the average smoker by age 38, the study showed.

View the full article here: http://consumer.healthday.com/Article.asp?AID=674823


 


Keywords: genetics, teens, susceptibility, heavy, smoking



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