I think the author is using the two terms interchangeably. What you describe as anxiety is when it reaches panic attack levels. I do find thinking of anxiety a

I think the author is using the two terms interchangeably. What you describe as anxiety is when it reaches panic attack levels. I do find thinking of anxiety as a biologicical response to stressors help me rationalize my anxiety before I spiral too far. I think this especially important because it gives control back to me: If it is a disease I have no control over it, but if it is a normal biological response I can perhaps harness it.