I have had gastric bypass 3 years ago have not lost much weight and now having stomach cramping ?

Gastric bypass: Having a gastric bypass is only part of the solution to lose weight. Cramping may be an indication of a partial bowel obstruction. Seek help.

Bypass: Crampy abdominal pain after bypass should promt you to visit your bariatric surgeon and may require extensive workup to rule out potential dangerous conditions such as an internal hernia.