A Complete Collection of 100000 Whys
Fav十万个为什么
为什么人体会感到疲劳？
1、身体能量消耗：长时间活动或运动会导致肌肉和细胞消耗大量能量，能量不足会使身体感到疲劳。
2、睡眠不足：睡眠是身体恢复和修复的重要阶段，缺乏睡眠会影响身体机能，导致疲劳感增加。
3、心理压力：长期的精神压力和焦虑会消耗心理能量，使人感到疲惫，影响日常生活和工作效率。
4、营养不良：饮食不均衡或缺乏必需的营养素（如维生素、矿物质）会影响身体的正常功能，导致疲劳。
5、疾病或感染：身体在对抗疾病或感染时会消耗大量能量，导致疲劳感，这是身体在提醒需要休息和恢复。
总之，疲劳是身体在提醒我们需要休息、调整生活方式或寻求医疗帮助，长期忽视疲劳可能导致健康问题。
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