Su navegador no permite iframes Su navegador no permite iframesNow, let’s see a healthy lung and compare it to one with cancer.(Use the cursor to display the images in full)April 2025MTWTFSS 123456789101112131415161718192021222324252627282930 « Mar Which one of the following options do you consider to be the main risk factor that can lead to addiction (cigarette addiction in this case):High stress levelsDepressionAnxietySocial pressure (parties, social gatherings, etc.)GeneticsBad nutritionCustom FieldVote Share this