Dizziness in children can feel like the room is spinning rapidly or that their body is spinning, sometimes accompanied by nausea or even vomiting. It can occur in quiet situations or during exercise, and many common activities can cause dizziness or lightheadedness. There are many causes of dizziness in children, and they are commonly found in the following Abnormal vestibular function. The body’s balance mechanism is located in the inner ear, and any disruption of this mechanism can lead to vertigo. This balance mechanism usually returns to normal within a few seconds or minutes. If it does not return quickly, dizziness may cause nausea and vomiting, and occasionally fainting may occur. Common triggers of dizziness include: physical activity with rotational movements, changes in body position such as travel by car, boat, or airplane, emotional factors (fear), infections, head trauma, migraines, hypoglycemia and dehydration. Cardiovascular diseases, such as hypertension. Central: such as cerebrovascular disease, intracranial tumor, etc. Other: such as exertion, mental factors, etc. When dizziness occurs in a child, he should first be made to lie down or lie flat and elevate the lower limbs until the attack is relieved. If the attack is repeated or persistently not relieved, a comprehensive physical examination including neurology, otorhinolaryngology and other related departments needs to be done in a timely manner at the hospital. Electrocardiogram, CT, MRI are performed to assist in diagnosis if necessary.