For months, all Jared Sullinger had was time.
He lay in bed on doctor’s orders, his 6-foot-9-inch, 260-pound frame largely immobile, playing video games, watching movies and basketball clips of himself as one day melted into the next, as he waited for his back to heal.
Then about two weeks ago, the Celtics forward, whose rookie season was cut short by lumbar disk surgery, was cleared to start working out again. He called his father, Satch, in Columbus, Ohio, who heard in his son’s voice both relief and enthusiasm.
Sullinger was excited, Satch said, just to be able to work up a sweat again.
“I’ve got 10 weeks to get back to where I was or even better,” he said Thursday. Full story for BostonGlobe.com subscribers.