Philipp Grubauer didn't feel bad, exactly. He didn't feel good, either.
The goaltender was merely coasting along during his inaugural season with the Colorado Avalanche in 2018-19, preparing for games as he always had and ignoring -- at first -- his body's increasing lethargy.
At the time Grubauer was like most of his NHL peers, wielding a meticulous and well-thought-out pregame routine that didn't include questioning how -- or, more importantly, why -- he was eating certain things. Convenience trumped everything.
And then, Grubauer hit a wall.
"I didn't really pay attention to food my first years in the league.