Self-sweating and night sweating are different, self-sweating often occurs in the daytime, and and the temperature of the weather, the thickness of the clothes and is not particularly particularly tired, the patient sitting there will be sweating, and exertion, exercise will be more obvious, this is called self-sweating. This is called spontaneous sweating. Night sweating usually occurs at night during sleep, and when the patient wakes up, the sweat has already come out. The medical definition of night sweats is more strict, it is the amount of sweat is too much, need to change the bed sheet, change bedding this condition is called night sweats. There are many reasons for night sweats, sometimes related to the state of the body’s internal organs and whether there are other systemic diseases. If night sweats are recurring, it is necessary to go to the doctor and have a complete physical examination to find out the cause.