Great suggestions up there 
If you want to cut to the chase and invest a little bit then get
Pure Magnetic Heart Coherence: New Release
Plus
The Outlook Retrainer: Testimonials
(Free)
Or
Deep Brain Magnetic Stimulation: Testimonials
(Free)
Plus
Or
As @_OM suggested in a different thread:
Plus
New perspectives
Plus
My personal emotional and mental supporter
This may help too
Potential Nitric Oxide Benefits when it comes to anxiety
(Free)
Just read all we suggest then you might find which ones work best for you!
Happy healing 