5-year-old children always say dizziness may be related to anemia, hypoglycemia, congenital heart disease and so on. 1. Anemia: the child may have anemia, which is related to the lack of hemoglobin in the body. It can’t provide enough oxygen to the brain in time, so dizziness occurs. 2. Hypoglycemia: when the child is in a hypoglycemic condition, the blood sugar in the body is low, which provides insufficient energy to the brain, and dizziness will also occur. 3. Congenital heart disease: It may be that the heart or large blood vessels in the process of growth and development to form obstacles or developmental abnormalities, such as pulmonary artery stenosis. At this time, the reduction of the heart’s output, when there is low blood pressure will cause insufficient blood supply to the brain, triggering dizziness. 5-year-old children always say dizziness can also be seen in other causes, it is recommended to consult a doctor in a timely manner, in accordance with the doctor’s instructions to carry out the relevant examination, with the help of the doctor to clarify the causes, and targeted treatment or treatment.