His owner told Newsweek that three-year-old Knuckles will "ask" to go on the treadmill at least six times per day.

USA Info from Licensor: "Oliver the cat runs on a treadmill/walking pad." ...

The biggest stories of the day delivered to your inbox.

I became hyper-aware of the potential risks around them in 2009, when 4-year-old Exodus Tyson, daughter of Mike Tyson, ...