Physical activity levels low among ‘healthy' smokers

By C.E. Huggins NEW YORK (Reuters Health) – Smokers without signs of lung disease may be raising their chances of developing lung problems and other health issues by being couch potatoes, Brazilian researchers say. They compared so-called healthy smokers to nonsmokers by physical activity levels and quality of life, and found the smokers to be less fit, less active, more anxious and depressed …