[nickstinemates]

Cognitive Behavioral Therapy (CBT) to help address the underlying causes of anxiety. It is very similar to another suggestion in the thread about breaking the problem down in to small manageable steps, with a cognitive framework to

* be present, in the moment

* be mindful, of your anxiety, of your surroundings, of your self

* take action based on the above.

Maybe also take a ADHD diagnosis from somewhere like adhdonline.com. It takes an hour or so, longer if you're very introspective about the answers, and then you'll know if there are medical options to help you with this as well.