Why are people easily agitated in spring?

The reason why spring is very annoying is mainly because in spring, people are easy to get sleepy and get angry. Angry people are generally particularly irritable. Nowadays, people have psychological pressure every year, and their work is not satisfactory, so they generally can't sleep, or stay up late to work overtime to revise the copy, so they will have no spirit during the day and will not dare to sleep in spring. Naturally, I will be particularly anxious, anxious, irritable and want to lose my temper. At this time, we must find ways to overcome anxiety and solve the problem of anger.