expression, godan verb (-su)
have a negative influence; affect adversely
Used when something causes harm or undesirable effects on someone or something. Often followed by ~に to mark the target.
See also: 悪影響
スマホの使いすぎは睡眠に悪影響を及ぼす。
Excessive smartphone use has a negative effect on sleep.
This policy could adversely affect the economy.