Josh Hader didn't pitch for the Astros on Monday night, which is a major development in the American League West race.

The Seattle Mariners starting rotation has been hit big with the injury bug this season. Three of the team's five starting ...

The Seattle Mariners lost relief pitcher Trent Thornton to a scary injury against the Texas Rangers, and he hinted at the ...

The Seattle Mariners received a plethora of injury updates on Tuesday, including news on starting pitcher Bryce Miller.

Seattle Mariners first baseman Josh Naylor received a pivotal update involving his left shoulder injury sustained during ...

Seattle, the hottest team in the American League with a 9-1 record in its past 10 games, will spend the next 10 days on the ...

Seattle reliever Trent Thornton was injured while coming off the mound on a ground ball in the ninth inning Thursday night ...

Back in a batting cage on the field for the first time in months, Victor Robles put together an eye-opening session as he ...

Speaking before Thursday's series opener with the Texas Rangers, Seattle Mariners president of baseball operations Jerry Dipoto provided some excellent news on ...

Mariners deadline addition Josh Naylor has given his new team an injury concern. He left the team’s 4-3 win in 11 innings ...

The Seattle Mariners are in the middle of a playoff push that features new additions to the roster from the trade deadline. First baseman Josh Naylor, ...

Seattle Mariners slugger Josh Naylor exited Thursday's game against the visiting Chicago White Sox after he was seen ...