Healthy Lungs Respiratory Health Association It’s possible to live a healthy life with just one lung. you might notice difficulties when exercising, but as long as you don’t exert yourself too much, there will be little effect. a very unique fact about lungs compared to other organs is that they can float on water. Each healthy lung is 10 to 12 inches long and appears pink and sponge-like. to make room for the heart between the two lungs inside the chest cavity, the left lung is slightly smaller than the right lung and has two lobes instead of the three lobes on the right lung. the rib cage, made up of 12 sets of ribs, protects the lungs. privacy policy ccpa do not sell my personal information california ccpa notice switch to desktop next: war for the white house podcast: president trump leaves walter reed, vp debate preview opinion ‘statistical malpractice’: the american lung association's attack on pittsburgh colin mcnickle may Learn how to keep your lungs healthy and get t...