Is it normal to experience worse anxiety depression after finding out have coranary heart disease i feel mess.

Yes: Depression in common with cardiac problem don't hesitate if you need antidepressant see psychiatrist.

Yes: But sugar in your diet may be the cause of both.

Yes: Sounds like you have post traumatic stress disorder. Recieving bad news and dealing with a chronic illness is a huge life adjustment. Seeing a therapist may help and some need medication to help with the anxiety.