By Brendan Ross, Tigers Correspondent, Fri, Feb 20th 4:05pm EST
After undergoing surgery last week on his left knee, Martinez will continue working out on his own. (Source: The Detroit News
Fantasy Impact: Martinez should be ready for Opening Day, but if he isn't, he doesn't figure to miss much time. He should be ready to resume full activities around mid-March or a little after. Keep a close eye on Martinez's progress, as he was a stud last year and figures to do well again if he's healthy.