I am a 33 year old biochemist/medical biologist. It has been quite a stressful couple of years, finished my PhD, had a lot of stress at work, not enough sleep or holidays. I started having tinnitus, costochondritus, heart-pounding, tachycardia, nausea, weight-loss, unrealism, etc and panic attacks and became agoraphobic. Most symptoms subsided after 5-6 months. I became more active, enjoyed life, was planning for the future (post-doc) and was under the impression that I was recovering. However, last June I woke up one morning with a completely irregular heartbeat. It scared the hell out of me. I ended up in hospital, but the results (ECG, stress ECG, echo, telemetry etc) all came back negative, except for a slight tricuspid valve-insufficiency. I am currently seeing a psychiatrist for the PNE. Four months have past, I haven