Insomnia from the perspective of Chinese medicine
It was caused by Yang not entering the Yin. Makes it difficult to go to bed often. It is an important characteristic of this disease. Difficulty going to bed, not sleeping deeply, waking up and unable to sleep again. or not sleeping all night

common insomnia patterns
– Longer sleep latency
– Spending more than 30 minutes in bed
– Sleep maintenance disorders :
– Waking up in the middle of the night more than 2 times or waking up before dawn
– Decreased sleep quality, shallow sleep, dreaming a lot
– Total sleep time is shorter, generally less than 6 hours.
– diurnal residual effects
– The next morning feeling dizzy, not fresh, sleepy, tired, etc.