"We are doing it as a precaution," Holland said. "It's been going on a little bit. It's not something I couldn't pitch through. You see Adrian Beltre play through stuff, but I wasn't doing a good job. It's nowhere near the pain level of last year, that's definitely on the plus side."
The team announced that right-hander Nick Martinez will start the series opener against the Red Sox on Friday night, and that right-hander A.J. Griffin will be activated from the 15-day disabled list and will start on Saturday.
Left-hander Martin Perez will get an extra day of rest and will start the series finale on Sunday.
Ryan Posner is a reporter for MLB.com based in Texas. This story was not subject to the approval of Major League Baseball or its clubs.