1. Depressed mood: I often feel "depressed in my heart", "can't be happy" and "live without interest". 2. Reduced interest: Things that were interesting in the past are no longer interested in now. For example, people who used to like shopping or playing basketball are now not in

1. Depressed mood: often feel "depressed in my heart", "can't be happy" and "live without any interest".

2. Reduced interest: Things that were interesting in the past are no longer interested. For example, people who used to like shopping or playing basketball are now not interested in shopping or playing basketball. Now even if you force yourself to go, you can't experience happiness or joy.

3. Lack of pleasure: Losing the ability to experience happiness and unable to get fun from daily activities. If relatives or friends get together during the holidays, there will be no pleasant or happy experience.

4. Slow thinking: I often feel that my brain cannot rotate like a layer of paste, and I become disliked to talk. When I speak, I speak slowly, my voice is low, my voice is difficult to think about problems, and my ability to work and study is reduced.

5. Want to commit suicide or have tried to commit suicide: The concept of suicide is usually gradually emerging, and patients feel that everything in life and even life itself is meaningless, and think that death is the best belonging. Suicide behavior is an important sign of severe depression . Long-term tracking has found that about 15% of patients with depression eventually died of suicide.

6. Various uncomfortable symptoms of the body. If you suffer from depression, these physiological abnormalities may occur, such as insomnia, early wake-up (wake up 2-3 hours earlier than usual), poor appetite, decreased sexual desire, weight loss, constipation, pain and discomfort in certain parts of the body, fatigue, etc.

If the above symptoms have been on the rise for 2 weeks or more, active intervention and treatment are required.