This could be asthma or some other lung problem. To know for sure you will need to have testing done. Spirometry is a simple breathing test. It measures how your lungs are working. Pulmonary function tests are a variety of breathing tests that provide detailed information about how your lungs are working. If your chest tightness and shortness of breath are due to a lung problem, this testing should identify the cause. A pulmonologist would be the type of specialist to identify a lung problem and the best treatment.
Starion
This is because there are many possible bad side effects of the statins, including Zocor, and you need to find out if you are having any of these.
Good luck to you.