Sweating after a fever of 37.6 can be a sign of an impending recovery or an aggravation of a cold. Fever of 37.6 degrees belongs to the category of low fever, sweating is one of the common manifestations of fever. Sweating is a kind of protective reflex, which can play the role of heat dissipation. After the fever, the patient’s body resistance and immunity decreased, and the body became weak, then there will be the performance of sweating. Sweating after fever can relieve a series of symptoms brought about by fever to a certain extent. If the patient’s health is good, sleep and appetite are normal after sweating after fever, it may be a sign of impending recovery; however, if the patient’s body is weak and sweating worsens, it may be a sign that the fever is more serious. It is important to seek medical attention after a fever and take reasonable treatment under the guidance of a doctor.