I think this is your first job. It may be keeping a diary will help.

The body does throw all sorts of small aches and pains at us. It only takes a tiny thing to trigger a thought that , if...

I suppose it happens.

Do you have a handle on what causes your panic attacks?

£10 says it's all in your head and it's a common or garden, plain old boring panic attack.

I think you know that too, which is why you're addressing it to an anxiety forum and not a cardiology...