In a 10-week follow-up study, Clow found that early risers reported more muscle aches, cold symptoms and headaches----and significantly worse moods.

• 在一次为期10天的跟踪调查中，克洛发现早起者声称肌肉疼痛、伤风感冒和头疼的人要多一些--值得注意的是，他们的情绪比较忧郁烦躁。