Kristaps Porzingis said after Game 2 that he's feeling off due to an illness as that's another challenge the Celtics must overcome.

We still don't know what exact illness Kristaps Porzingis is fighting, but we do know a bit more about the whole ordeal after the Boston Celtics center opened up to reporters following the Celtics' Game 2 loss to the New York Knicks.

Kristaps Porzingis is struggling in the playoffs due to a mysterious illness he can’t explain, calling it heartbreaking and physically draining.