The ABC News Fixer has heard of dealers who also tack on charges for the consumer's use of the car before the financing fell through. Bad credit provides the string for this yo-yo.

Investigative Unit 2013: When Car Dealers Use the Old Yo-Yo Tactic The ABC News Fixer explains dealer practice can lead to bad deals for customers.

Today, the humble yoyo might seem rather quaint… but the simple invention has had an exceptional history, taking us back as far as ancient times.

A new study says those whose diet fluctuates may be more likely to suffer a heart attack or stroke.