Faux
Some cancers are linked to the transmission of a genetic mutation by the parents, but they represent less than 10% of cases. “For certain common cancers – breast, prostate -, statistically there may be several cases in the family without a genetic cause”, underlines Dr. Jean-Baptiste Méric, oncologist and director of the public health and care center at the National Cancer Institute. (Incas).
In 5 to 10% of cancers be you however, genes including BRCA1 and BRCA2 play a role. Thus, women carrying a genetic mutation on these Genoa (2 out of 1000) have a 51 to 75% risk of developing breast cancer compared to 12% in the general population. Thanks to genetic predisposition tests, they are more closely monitored.
TRUE
The tobacco kills 75,000 people in France every year, including 45,000 by cancer (for example, lung, bladder, esophagus, stomach). “It is the first avoidable factor of cancer”, insists Dr. Méric. The cure ? Total weaning. Indeed, the number of daily cigarettes weighs less than the number of years of tobacco. Doubling the dose doubles the risk of developing cancer, while doubling the duration multiplies it by 20! Good news: the risk decreases sharply in the five years following the total cessation even if a former big smoking still more exposed.
On the alcohol side, the slightest drink increases the risk. And the drink causes 28,000 cancers each year. Harmful effects reinforced by tobacco: according to the Inca, (…)
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