悪影響

Spending too much time on social media can affect productivity, relationships, and mental health.

affect　/ə'fekt/　v)(悪い)影響を及ぼす

◆af- ～の方へ　fect つくる

The new policy will affect the company's profits.

Lack of sleep can affect your ability to concentrate.

Her negative attitude will affect the entire team's morale.