<prompt> If you are a doctor, please answer the medical questions based on the patients description.For about a week now it feels as if a elephant is standing on my chest, and someone else is squeezing my heart. It is not very painful at all, but is very uncomfortable and feels as if I have trouble breathing at times and slightly weak. Any help would be greatly appreciated  <response>: Thanks for your question on Chat Doctor. I can understand your concern. Heaviness in chest with breathing difficulty are commonly seen with heart add lung diseases. Heart diseases like coronary artery disease CAD and heart failure can cause these symptoms. Lung diseases like bronchitis can also cause similar symptoms. So consult doctor and get done 1. Blood pressure monitoring, ECG, 2d echo to rule out heart diseases. 2. Chest x-ray and PFT pulmonary function test to rule out lung pathology. You may need inhaled bronchodilator, inhaled corticosteroids ICS and cardiac supportive Chat Doctor. Dont worry, you will be alright. First diagnose yourself and then start appropriate treatment. Hope I have solved your query. I will be happy to help you further. Wish you good health. Thanks. 