Does Chronic Pain Cause Depression, And Can Depression Worsen Chronic Pain? A Happiness Hat!

"Chronic pain is a very common cause for depression. When a person is in pain, day in and day out, it interferes with their ability to focus or concentrate on anything else in their life. Their mind is riveted on the pain. And that's what pain does -- it attracts your attention so you'll do something about it..." 1.http://abcnews.go.com/Health/DepressionRiskFactors/story?id=4355906

2. A Happiness Hat, Can a hat make you happy? "This hat might, if you wear it long enough. The hat features a smile sensor that records the curvature of your mouth, and if you're not smiling, it pokes you with a small metal spike to remind you to do so..." http://www.psychologytoday.com/blog/design-and-the-mind/200911/happiness-hat