Emphysema is a condition in which there is over-inflation of body structure in the lungs called air sac or alveoli. This over-inflation leads by a collapse from the walls of the air sac, which causes a reduction in respiratory work (the way the lungs function) and often, shortness of breath. Early symptoms of emphysema include [...]

Have you ever wondered why do people smoke? Do they gain some pleasure? We come across many hoardings, which state - Stop Smoking or Quit Smoking. Are people able to understand what these hoardings mean and for whom. Smoking is the inhalation of smoke of burning tobacco.