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Reuters - People who take part in clinical trials often do so out of a desire to advance scientific knowledge and to help others, a new international study demonstrates.

Imaging System Lets Doctors 'See' Cancer During Surgery (HealthDay)

Stem cell test to help treat bowel cancer (Reuters)

Trace arsenic in water may be linked with diabetes (AP)

ED Drug Relieves Lower Urinary Tract Symptoms (HealthDay)

Clinical Trials Update: Aug. 19, 2008 (HealthDay)

Medicare Web Site Confounds Many Seniors (HealthDay)

Obesity Rates Up in 37 States: Report (HealthDay)

Stem cell advance may help transfusion supplies (AP)

New study backs angioplasty through the wrist (AP)

Many think God's intervention can revive the dying (AP)

More women in U.S. having fewer children, if at all (AP)

Health Tip: Check Baby's Toys for Safety (HealthDay)

Mental illness may up risk of postpartum suicide (Reuters)

Newly Discovered Air Pollutants May Cause Lung Problems (HealthDay)

Clinical Trials Update: Aug. 18, 2008 (HealthDay)

Blood protects against long-gone killer 1918 flu (AP)

Egyptian septuplets' mom hopes to hold them soon (AP)

Mom, daughter lead Kenyan village in AIDS recovery (AP)

University opening new integrative medicine center (AP)

Medicare Prescription Drug Premiums to Rise in '09 (HealthDay)