The importance of genetic testing
With genetic analysis, a person can benefit from timely interventions and gene-targeted treatments.
On all counts, tobacco smoke is a killer. It contains over 60 carcinogenic chemicals, which makes smoking the most important risk factor for lung cancer. Smoking can also cause various other cancers, including those of the tongue, mouth, throat, nose, nasal sinus, voice box, stomach, liver, and the bone marrow. Yet, Winston Churchill lived a fulfilling life of 91 years—in spite of smoking 10 cigars a day and even led England through World War II successfully. Churchill seems to be one of those to have been spared the deleterious and carcinogenic effect of smoking. But why?