菠萝：先请教您一个本质的问题，人为什么要睡觉？ 苑成梅主任：为了活着，就这么简单。我们的生存很重要，不睡觉真的会死人。 睡觉有几个重要的功能。第一是促进生长发育。我们都知道小孩睡得特别多，那是因为神经发育、生长 素的分泌等，主要都是在晚上完成的，所以睡觉的过程对于长智商、长身高都特别重要。 还是要了解自己，尊重自己的特性，不要非得跟自己拧着。中国人非常讲究顺天应人，这种哲学观念还 是挺重要的。睡觉是为了活着，当然也是为了更好地活着。 菠萝：怎么知道自己是属于睡眠长的还是睡眠短的人？ 还有一个作用就是恢复体力。哪怕玩一天也会消耗非常多的能量，更何况大多数人是工作了一天，而夜 间睡眠是帮助恢复体力的。 睡眠还可以清除白天的代谢废物。现在科学家已经证实，我们在睡眠过程中有淋巴液的脉冲式释放，会 把细胞间隙里的一些代谢产物清除掉。 睡眠对我们的认知功能也非常重要，它通过整理记忆碎片，起到规范内在秩序的作用。我们白天会接收 到非常多的信息，这些信息只有部分是有用的。睡觉的过程中，其实大脑某一些区域也在工作，就像电 脑，有用的东西保存了，没用的东西在关机后就释放掉了。所以有些实验证实，睡得好的人，在睡觉前 记忆一些东西， ...

Core Insights - The article discusses the importance of recognizing low energy levels as signals from the brain indicating the need for rest and self-care [4] Group 1: Focus and Attention - Adults typically have a focused attention span of 20 to 40 minutes without distractions [6] - This attention span can vary based on task difficulty and interest [7] - The "Pomodoro Technique" is suggested, which involves working for 25 minutes followed by a 5-minute break [7] Group 2: Tailored Rest Strategies - Resting strategies should be customized based on individual work environments and characteristics [9] - For sedentary jobs, such as administrative roles, eye strain can occur from prolonged screen time [10] - Techniques like "eye tai chi" can help alleviate eye fatigue [11] Group 3: Physical and Mental Fatigue - Jobs requiring constant standing and high interaction can lead to significant emotional and physical fatigue [11] - Short "micro-movement" breaks of 3 to 5 minutes every hour are recommended [12] - For high-intensity cognitive work, engaging in activities that switch sensory focus can combat creative burnout [13] Group 4: Outdoor Benefits - Spending time outdoors can address various issues, such as promoting vitamin D synthesis and reducing eye strain [19] - Taking breaks outside during lunch or work intervals can refresh the mind [19] Group 5: Small Task Accomplishments - Starting with small, manageable tasks can create a sense of control and accomplishment [20] - Completing minor tasks signals to the brain that progress is being made, enhancing self-efficacy over time [23]