The director of nutrition at King's, Rick Wilson, says this simple screening check should be carried out every time a patient goes to see a GP - particularly for older people.

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And in an effort to cut down on injuries on the court or the field, Dr. Timothy Hewett, who heads the project at OSU's Wexner Medical Center, and his team have developed simple screening tests to better determine who is at risk for certain problems before damage occurs.

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So, as simple as a screening colonoscopy seems, I accompanied my husband to meet the doctor who would perform this lovely procedure.

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