"Separation anxiety is something that most parents know about. Many parents will fondly recall the days when their infant could be held by anyone and then recount that there was a time with their child when this changed."
Read more here: adaa.org/learn-from-us/from...
Anxiety about the future and psychic addiction. What should I do?
ADAA Blog Post: Thoughts Are Just Thoughts: How to Stop Worshiping Your Anxious Mind
New, what is anxiety? 
so much anxiety I don’t know what to do
