Mike Trout went 2-for-5 with a triple and an RBI double in Thursday's loss to the Astros. Trout left Tuesday's game with back discomfort and sat out Wednesday. He appeared to be just fine on Thursday against the Astros, ripping a pair of extra-base hits. Despite the health woes, Trout is having another fantastic season, slashing .295/.379/.557 with 39 RBI and five stolen bases.

Mike Trout (back) is serving as the Angels' designated hitter on Thursday against the Astros. Trout sat out Wednesday because of lingering soreness in the middle of his back. He underwent an MRI, which only showed inflammation. The 22-year-old superstar is batting .293/.379/.546 with 11 homers, 38 RBI, five steals, and 34 runs scored in 54 games this season.

An MRI taken Wednesday on Mike Trout's sore back showed only inflammation. That's fantastic news for the Angels and Trout's fantasy owners. The 22-year-old superstar is not in Anaheim's starting lineup on Wednesday night, but he is fully expected to avoid a 15-day disabled list stint. The Angels are calling him "day-to-day."

Mike Trout (back) is not in the Angels' starting lineup on Wednesday night against the Astros. Trout underwent tests on his ailing back Wednesday. The results have yet to be disclosed. If a major issue was found, he likely would have been placed on the 15-day disabled list on Wednesday afternoon.

Mike Trout (back) will undergo some tests Wednesday. Angels manager Mike Scioscia wouldn't reveal what those tests will be exactly, but the club is trying to get a handle on a back injury that's bother Trout for several days. "Were going to take half a step back," Scioscia said. More will obviously be known about how long Trout might be sidelined after the tests are performed. Fantasy owners are holding their breath.

Mike Trout left Tuesday's game versus the Astros with mid-back discomfort. It's the same injury that kept him out of action for two games over the weekend. Trout underwent stem cell therapy on his back during the off day Monday and returned to action Tuesday but lasted just 1 1/2 frames before being pulled. More should be known about his status after the game, but it's possible the game's best player is headed to the disabled list.

Mike Trout left Tuesday's game against the Astros with an apparent injury. Trout was returning to action after missing the last two games with a back injury, but he lasted just 1 1/2 innings before departing. Naturally, the assumption is that his back is giving him trouble again, but more will be known soon when the Angels provide an update.

Mike Trout underwent stem cell therapy on his back during the Angels' off day Monday. It evidently did the trick, because Trout is back in the lineup Tuesday. "I was worried about it for a little bit," Trout said. "But I felt good in early BP. I'm in there. That's always good." The 22-year-old is batting .294/.380/.549 with 11 home runs and five stolen bases.

Mike Trout (back) is in the Angels' starting lineup on Tuesday night against the Astros. Trout sat out Saturday and Sunday with stiffness in his upper back. The 22-year-old superstar is batting .294/.380/.549 with 11 home runs and five stolen bases.

Mike Trout (back) is expected to return to the Angels starting lineup on Tuesday. Trout said that he was ready to play late during Sunday's game, but the team held him out as a precautionary measure. The injury forced him to miss Saturday and Sunday's contests, but isn't expected to be a major issue moving forward.