(HealthDay News) -- Here are the latest clinical trials, courtesy of CenterWatch:
Obesity
If you are overweight, in overall good health, and are available for clinic visits over 18 weeks, you may qualify for this study.
The research site is in Brooklyn Center, Minn.
More information
Please see http://www.centerwatch.com/patient/studies/cat107.html. 
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Bladder Disorders
If you are female; 18 or older; have had overactive bladder with symptoms of urge incontinence, urgency, and frequency for at least 6 months; and have not had three or more urinary tract infections in the past year, you may qualify for this study.
The research site is in Plano, Texas.
More information
Please see http://www.centerwatch.com/patient/studies/cat445.html.
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Insomnia
If you read and speak English, have insomnia, diabetes type 2, are generally healthy, and are 18 or older, you may qualify for this study. Women of childbearing potential must be abstinent, surgically sterile, or using a birth control method that has a less than 1 percent failure rate.
The research site is in Glendale, Calif.
More information
Please see http://www.centerwatch.com/patient/studies/cat189.html.
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