Which medical specialist performs surgery in thoracic cavity?

answer:

diseases cardiothoracic surgeons treat. cardiothoracic surgeons operate on diseases that occur in the organs inside the chest and in the bony structures and tissues that form the chest cavity. coronary artery disease is one of the most common diseases treated by cardiothoracic surgeons.

explanation:

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.