Hayden Christensen as Anakin Skywalker in Star Wars: Episode II -- Attack of the Clones, before giving into temptation and joining the Dark Side as Darth Vader.

Why good people do bad things

A new study suggests that being aware of these temptations, and thinking about their long-term consequences, could help us resist the urge t…

hip dysplasia cnn

How hip dysplasia can be corrected

Imagine finding out you lived your whole life with an undiagnosed hip disorder, and that your hip socket is actually in the wrong place.