"The way [Cameron has] progressed, he'll probably do some light running by the end of the week," manager Terry Francona said. "So that's good.
"I think the thing with Jacoby is that we're just trying to increase the intensity every day. That's pretty much where he's been, and hopefully where he'll stay."
Both outfielders are on the disabled list. Cameron has a lower abdominal strain and Ellsbury has four fractured ribs.
Larry Millson is a contributor to MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.