Roux-en-Y bypass is another term for the RNY procedure. This surgery helps patients lose weight by creating a small pouch from the stomach and connecting it directly to the small intestine, bypassing a portion of the digestive tract. The result is a reduced ability to absorb calories and nutrients. Patients who undergo RNY experience rapid weight loss, but it also requires them to make permanent changes to their diet and lifestyle to avoid complications like dumping syndrome, where food moves too quickly from the... +More