Top stories in health and medicine, October 23, 2012

This series is brought to you by MedPage Today.

1. More Addictions Treated with Drug Therapy. Opioid abuse continues to rise, but more patients may be receiving drug treatment for their condition.

2. Getting Physical Ups Seniors’ Brain Volume. Older individuals who engage in regular physical activity are less likely to experience loss of brain volume and other changes in brain structure.

3. COPD Can’t Be Treated Alone in Older Patients. Most elderly patients with chronic obstructive pulmonary disease (COPD) also have other illnesses that require a combined treatment approach.

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