10 things to know when a friend is battling anxiety

A person dealing with anxiety could make others around them uneasy no matter how hard they try not to. This could be upsetting for friends and family because they may feel responsible for causing the anxiety.

Anxiety leaves you feeling drained  or guilty for feeling that way in the first place.

Experts say  anxiety is an "invisible" disease — and a chronic one at that.

Andrea Zimmerman and Cassandra Guerrier of YourTango lists 10 things you should know if a friend is dealing with anxiety: