October 28, 2006 Hour 2: A couple of big studies this week report that CT scans can literally save lives

Published: Oct. 30, 2006, 10:14 p.m.

A couple of big studies this week report that CT scans can literally save the lives of smokers and former smokers.

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We also talk colds.\xa0 A new study reports that the common cold may contribute to memory loss in later years.\xa0 Also, new research reinforces how exercise can reduce our risk of catching a cold, can help us quit smoking, and recover from heart surgery.

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Dr. Cooper takes calls.