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Body-Hacking: The Benefits and Unintended Consequences

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Wearable devices are big business — sold as a way to develop healthier habits. But critics say the urge for self-awareness can make users slaves to technology — and that sharing intimate personal information can make them vulnerable to exploitation.

Also, the US economy added 295,000 jobs in February, and Bloody Sunday and tomorrow's "Bridge Crossing Jubilee" in Selma, Alabama.

Photo: Vernon Chan