Conor Jackson calls it a career at age 30 (Big League Stew)

Never having been the same since he contracted Valley Fever in 2009, slugger Conor Jackson told the Baltimore Orioles he was retiring, it was reported Sunday. Jackson, who reportedly was the O’s last cut of spring training, was batting .200/.333/.240 in 30 plate appearances for Class AAA Norfolk.
Jackson, who turns 31 years old in May, was an effective first baseman for the Arizona Diamondbacks from 2006-2008 , averaging .292/.371/.451 with 14 home runs, 29 doubles and a 184-166 strikeout/walk ratio. He was part of a young wave of D-backs talent — along with Stephen Drew, Mark Reynolds, Chris Young, Miguel Montero and even a 20-year-old Justin Upton — that got them to the NLCS in 2007.
But then Jackson got sick, sustained other injuries and has been ineffective ever since, hitting .232/.312/.323 with eight homers in 741 plate appearances for the D-backs, Athletics and Red Sox. He’s also been with the Rangers and White Sox organizations.
Orioles manager Buck Showalter told MASN that he respects Jackson’s decision to move on with his life, even if it took him by surprise: