Massachusetts governor paul cellucci instagram

Former Gov. Paul Cellucci admits that the past three-and-a-half years have been tough. That’s how long he’s been battling ALS, or what's often called Lou Gehrig’s disease.

But Cellucci says he has a slow-moving form of the disease and, despite being confined to a wheelchair, he feels OK.

"It's basically confined to my limbs at this point. Everything else is working OK," Cellucci said.

Massachusetts governor paul cellucci instagram

"I feel good. I'm very active working out of my home office. I’m having a great time with my grandkids. You know, I’m enjoying life, despite the challenges."

The 64-year-old has spent more than three decades in political life — a long stretch, especially for a moderate Republican in Massachusetts.

He served as a state representative for his hometown of Hudson, then state senator, lieutenant governor, governor and U.S. ambassador to Canada.

We met up with Cellucci at UMass Medical School in Worcester, where he's being treated