Chris Young launched a go-ahead three-run homer in the ninth inning in Friday's 6-5 win over the Astros.
Tommy Milone yielded five runs over seven innings Friday as part of a no-decision against the Astros.
Josh Reddick (wrist) felt great after taking batting practice on the field before Friday's game, saying that his wrist wasn't an issue at all.
Jed Lowrie (foot) is out of the Athletics' lineup again Friday.
Athletics activated SS Hiroyuki Nakajima from the 15-day disabled list; optioned him to Triple-A Sacramento.
Jarrod Parker dropped to 2-6 after surrendering three runs in seven innings Wednesday against the Rangers.
Dan Straily held the Rangers scoreless over seven innings as the A's beat the Rangers 1-0 on Tuesday.
Yoenis Cespedes hit his ninth homer of the year to lead the A's to victory over the Rangers on Tuesday.
Grant Balfour pitched a scoreless ninth inning to preserve the A's win over the Rangers on Tuesday.
An X-ray on Jed Lowrie's right foot came back clean.
Jed Lowrie left Tuesday's game with a right foot contusion.
Hiroyuki Nakajima (hamstring) is expected to be added to the major league roster when his 20-day rehab window expires on Wednesday.
Jemile Weeks has been playing some shortstop at Triple-A Sacramento.
Coco Crisp is not in the Athletics' lineup Tuesday.
Athletics sent 1B Daric Barton outright to Triple-A Sacramento.