It sounds like you're experiencing significant distress both mentally and physically. Since you're facing shortness of breath and dizziness along with mental health struggles, it's essential to seek medical help promptly. Anxiety or any cold-like respiratory virus might be causing these symptoms. It is imperative to take care of yourself. You can try breathing exercises, take a rest, and talk to someone. If you are still not feeling well, make sure you reach out to our nearest pulmonologist or psychiatrist for a counseling session.