Losing Hader for any length of time would cripple a club that at one time this season had 18 players on the injured list.

The Astros closer Josh Hader underwent tests on his throwing shoulder Monday, making him unavailable for Houston's series opener against the Red Sox.

After the Houston Astros welcomed back Cristian Javier to their starting rotation on Monday following a 15-month absence due to Tommy John surgery, All-Star closer Josh Hader took his place on the ...

At the end of the day, fatigue is fatigue,” the Astros' closer said. “The only way you can recover from fatigue is rest." ...