What is the best agency to strengthen lungs?

whenever i run, my muscles don't feel tired but my lungs surface "out of shape" and i know i don't have athsma. are here any ways to quickly carry my lungs back surrounded by running shape?What is the best agency to strengthen lungs?
Swimming will help.
Best agency, go swimming (the pool must be verbs preferably private indoor pool) or jog where on earth there's a lot of trees as in lot of it. Breathing fresh and verbs air will strengthen your lungs.
The lungs enjoy elasticity much like balloon have. If a balloon is up to date and never used, it will be stiff but after being blown up some times, it will be more flexible and stretched out. Deliberate extended breaths can increase the elasticity fo the lungs. Lengthening exhales within particular can stretch the lungs.
Try counting for your inhales and exhales. First do a five count inhale and maybe an eight count exhale. Pause in between. When exhaling, breath through the mouth, be paid only a small pipe with your jaws as though you are breathing into a straw, let the heavens out slowly. Later increase the pause, hold the upper air for a while. Gradually progress on this exercise with variation that can lead to doing the following:
Do a ten count inhale, hold the breath for 10 count. Suck surrounded by more air (without letting any out) afterwards hold for an additional 10 count. Exhale as slow as you can, maybe up to a 50 count.
Doing these breathing exercises will increase your lung capacity and aid near athletic performance as economically as stress management.