15 Everyday Life Choices to Maintain Healthy Lungs Have you ever noticed? How do we breathe and sustain life? The reason behind living is getting oxygen from the environment. But how does oxygen get inside our body? There are two lungs present in the chest. One lung is present on the left while the other is present on the right side of the chest. This pair of lungs work together to make us breathes. So, it is mandatory to take