From Fitness to Failure – And Back

As a twentysomething fitness instructor, it was admittedly a little disconcerting for Kristy Sidlar when she passed out in front of a class she was teaching back in 1996. She initially chalked it up to not having eaten enough, but she was soon diagnosed with an arrhythmia, given some medication and told not to exercise so much. “That is the kiss of death – to tell that to someone who loves to exercise,” says Sidlar, who is now 54. Read the full story on CareDx.com.