If the cold has completely healed, and still keep coughing, there are several specific reasons: 1, when the cold fever or had a more serious sore throat, after getting better, leaving the residual heat has not been cleared, and even hurt the fluids or hurt the yin part, continue to feel the respiratory tract or throat at the dry, cough, will be cleared of residual heat, keep the upper respiratory tract moist degree, appropriate drinking hot water can also be solved; 2, when the cold disease evil into the inside, not only have the symptoms, and And there are reactions that invade the lungs, but also bronchitis, bronchitis and even inflammation of the lungs, although it seems that the cold is well, but, in fact, the inner dirty things have not come out, need to help patients to the inside out, in order to really solve the cough after the cold, if only a cough, dirty things can not be discharged, the future lungs will leave chronic lesions, some people often check the lungs with nodules, there may Some people often have nodules in their lungs during physical examination, which may be caused by improper handling of cold and cough.