The reason why babies cough first and then get a fever is due to respiratory infections, the most common are acute tonsillitis, acute pharyngolaryngitis, tracheitis and pneumonia. Due to seasonal exchange and fire in the body, it is easy to lead to bacterial or viral infections, which first invade the throat leading to redness, swelling and pain in the throat, and then the symptoms of coughing will appear, which at the initial stage mainly manifests itself as a dry cough or phlegm that is not easy to cough up, accompanied by an elevated body temperature. Acute bronchitis patients first coughing symptoms, later due to cold or not timely treatment of fever symptoms. Cough, fever are common symptoms of respiratory diseases, no matter which symptom first appeared need to be actively treated, life drink more water, do not eat spicy, greasy and cold, hard food, care to rest, avoid cold, wind, not to be too tired.