A condition of not getting enough sleep. Causes daytime sleepiness, reduced concentration, and negative health effects.
最近の残業で睡眠不足が続き、仕事のミスが増えた。
Due to recent overtime, I've been sleep-deprived and have made more mistakes at work.
睡眠不足は免疫力を下げるので、風邪をひきやすくなる。
Sleep deprivation lowers immunity, making you more prone to catching colds.
慢性的な睡眠不足は健康に悪影響を及ぼすため、生活習慣の見直しが必要だ。
Chronic lack of sleep harms health, so it's necessary to review lifestyle habits.