Is this heart diease or angina?

First off, it is best to discuss this with your doctor and not post your questions repeatedly on yahoo answers so that mostly medically uneducated people answer your question. No one can diagnose you over the internet. Your symptoms are absolutely not consistent with heart disease and highly likely to be related to anxiety. Anxiety is treatable. If you are having symptoms nightly, then this needs to be addressed by your doctor and your Psychiatrist. I know you have a known anxiety disorder, but I am not sure which medications if any you are on for this. The current regimen is obviously not effective in treating your anxiety, but there are several options out there. The fear of having a heart attack is surprisingly common among young people as you can tell from most of the questions in this section. This is understandably distressing for you, but you should be discussing this with your doctor. You are 19 years old and heart attacks are extremely uncommon at your age unless you already have a known heart condition.