to excess

Adverb

not-comparable

So much more than the normal amount that it is harmful or unhealthy.

Japanese Meaning

通常の量を大幅に超えて、その結果、有害または不健康となる状態を表す。 / 過剰に、極端に、過度に

He ate sweets to excess and felt sick afterward.

彼はお菓子を食べ過ぎて、後で気分が悪くなった。

Sense（1）

So much more than the normal amount that it is harmful or unhealthy.