Most weight loss surgery patients experience great results, losing up to 80% of their extra weight. The weight loss process occurs over a period of time, but ultimately most people have reached their goal within a few years. It’s usually after five or six years that some patients may see an increase in weight, including problems with digestion and eating. Unfortunately a handful of patients find that weight gain occurs even after having weight loss surgery.
What Causes Weight Gain After Surgery?
One factor is the expansion of the reconstructed pouch in a gastric bypass patient. Over time, and with age, a reconstructed stomach pouch can stretch, allowing more food and calories to enter the body. The part of the intestine responsible for caloric absorption may also learn how to compensate for the missing piece of intestine, absorbing more calories than in the beginning stages.
Patients who experience an extreme amount of weight loss in the first two years may notice a slight bounce in weight once the body adjusts to the surgery. (...)
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