Better to look good than to feel good

And now Danish scientists prove it! They studied more than 1,800 twins in their 70's and found that the twin who appeared younger, lived longer. We talked to a doctor who says the study basically supports what doctors have always known. If you look older than your age, there may be an underlying health issue. 

Here is the bottom line: If you're in your 30's or 40's and you're still getting carded, you have to reasons to be happy.