It was like being a baby and learning to eat all over again, Benzine says.

CNN: Learning to eat again: Man drops 130 pounds after surgery

When she met Dale Benzine, he weighed around 300 pounds but was in pretty good physical shape.

CNN: Learning to eat again: Man drops 130 pounds after surgery

"We didn't go to happy hour or dinner with friends because he was uncomfortable, " Debbie Benzine says.

CNN: Learning to eat again: Man drops 130 pounds after surgery

Benzine admitted that 10 years ago he wouldn't have been ready either.

CNN: Learning to eat again: Man drops 130 pounds after surgery

The psychiatrist told Benzine he rejected upward of half his patients because they weren't prepared to make the necessary life changes after the surgery.

CNN: Learning to eat again: Man drops 130 pounds after surgery

Benzine saw his primary care physician, a nutritionist, a cardiologist, a pulmonologist, a gastroenterologist and a psychiatrist -- all of whom had to sign off.

CNN: Learning to eat again: Man drops 130 pounds after surgery

"I'm 57 going on 37, " Benzine says with a laugh.

CNN: Learning to eat again: Man drops 130 pounds after surgery

Benzine decided to do the gastric bypass surgery.

CNN: Learning to eat again: Man drops 130 pounds after surgery