Your right lung has three balloon-like sections, called lobes, which are full of spongy tissue. Your left lung has only two lobes, to make room for the heart. They sit in a special membrane called ...

In hospital, they told me my lungs were extremely damaged from smoking and vaping. "It felt like there was a popped balloon in my lungs. I had to do breathing and lungs exercises before I was ...

As the rubber sheet is pulled down the volume of the jar increases, the pressure therefore decreases and air is drawn in through the glass tube inflating the balloons, which represent the lungs.