Because you are doing cardiovascular activities already, that alone will help to increase your lung capacity thru your physical exercise. As you progress, the workouts become more challenging, your lung capacity will increase so that your body can get more oxygen from the air.

- Do challenging cardiovascular activities - Start slow and work your way to more intense cardio depending on your goal. Cardio workouts can be progressive.

- Train at higher altitudesFrankly, this isn't something most people can do all the time but it's a well known fact that runners who are serious will train for a time period at higher altitudes before a race. Their lung capacity will be larger at higher altitudes because there is less pressure from the atmosphere.

FACT: When somebody from sea level goes to a higher elevation, they often develop altitude sickness because their lungs cannot process enough oxygen for their body's needs.

- Don't smokeThese 3 tips will help you increase your lung capacity.