There is no such thing as waking up at 3 or 4 in the middle of the night is the liver asking for help.
Waking up at three or four o’clock in the middle of the night may usually be caused by poor sleep quality or mental stress, anxiety, and the liver is not closely related, you can improve sleep quality by improving the sleep environment, relieve anxiety. If the situation can not be relieved, you can promptly go to the hospital neurology department to find out the reason, do not speculate, cause anxiety.
If you need to test liver function, you can go to a regular medical institution for liver function, hepatitis virus screening, abdominal ultrasound and other tests to detect the metabolic function of the liver and the degree of liver damage, and it is not recommended to conduct self-tests at home because most of the time the external signs are not obvious.