CT scans show detailed internal pictures and are usually essential in diagnosing life-threatening illnesses, such as internal bleeding, blood clots, or cancer. Although it is true that they expose ...

give doctors a clear idea of what's going on inside our bodies. As patients, we should follow their lead. We ought to have a clear picture, too, of what a scan can and can't do -- before we undergo it ...

A herniated disk can cause lower back pain, numbness, tingling, and other symptoms. Certain factors make a herniated disk in the lower back more likely. Treatment may depend on the severity. Other ...