Your chest is growing
It usually means you are winded.
No. When you exhale, you increase the pressure in your chest cavity to push out some of the air in your lungs.
If your chest hurts when you run, and you suspect that something could be blocked in your chest, it is advised that you get checked by your doctor.
Exhale.
When you breathe out, or exhale, your diaphragm and rib muscles relax, reducing the space in the chest cavity. As the chest cavity gets smaller, your lungs deflate, similar to releasing of air from a balloon
The movement of the diaphragm affects the size of the chest cavity by when you inhale the chest cavity enlarges, but when you exhale the chest cavity becomes smaller.
the diaphragm, ribs, chest muscles, and sternum.
It hurts?
Meth is bad for you, it hurts because you are injecting a poison.
Carbon dioxide, nitrogen and argon
My chest hurts I have a chest infection I have a chesty cough