When a child coughs with a hollow sound but does not have a fever, possible causes include bronchitis, pharyngitis, mycoplasma or chlamydia infection, common cold, or upper respiratory tract infection. It is recommended to first try oral cold medicine and lung-clearing medicine for symptomatic treatment. If the symptoms persist without relief, it is advisable to seek medical attention for further examination, such as chest X-ray, mycoplasma or chlamydia testing, to determine the cause and receive appropriate treatment under the guidance of a doctor.

Recurrent fever and vomiting in children may be caused by tonsillitis, be mindful of their condition.

An increased pulse and heartbeat in children with fever is a normal response, but it’s important to observe their recovery after the fever subsides.

A child’s stool with a sour smell may be caused by indigestion. It is recommended to adjust the diet and take some digestive supplements.

What are the possible reasons for a child frequently having a hoarse throat, and how can it be treated?

A child’s hoarseness after follow-up for acute bronchitis may be due to incomplete recovery of the condition or side effects of medication. It is recommended to seek medical attention promptly and follow the doctor’s instructions for treatment.

Why does a four-month-old baby have a fever every morning? How should it be handled?

What should be done to treat a four-month-old baby who has been running a fever for over 20 days?

A four-month-old baby’s drooling may be due to incomplete development of the oral structure or being in the teething stage, which is a normal phenomenon.

At four years old, a child often sweats excessively on the head. What could be the reason? How should it be handled?