Health Alert: How to treat arthritis

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About 52 million people in the U.S. suffer from arthritis. On Saturday, thousands of people will gather in New York City to raise money for this important cause.

Physical therapist Karena Wu, who is on the committee for the Walk to Cure Arthritis, spoke about the disease.

For more information, refer to the event's website here: http://bit.ly/1X3dlpb