Narcolepsy in children is a state of sleep that lasts longer than normal. Generally, narcolepsy can be woken up, but a little later the child will fall asleep again without realizing it. If you find that your child is particularly sleepy, or feel different from the usual lively and lovely baby, you must go to the hospital as soon as possible to find out the cause of sleepiness and treat it as soon as possible. There are many reasons for children to be sleepy: 1, cold: generally we know that children love to sleep when they have a cold or are unwell, if you find that your child is particularly sleepy, parents should first confirm whether the child has a fever and cold. Some children have a cold and fever, they especially like to sleep and do not like to move, if the cold and fever should wait for the child after the fever subsides, to see if the child is still particularly sleepy, if the original vitality becomes active, there should be no problem. 2, hypoglycemia: when the child appears dinner time and into sleep, or until the morning are drowsy, need to pay attention to the child is not hypoglycemia, due to dinner did not eat and make the morning weakness caused by, then you can give the child appropriate to eat something a little observation. 3, drugs: some drugs contain sedative ingredients, or itself has a sedative effect, including aminophenol xanthamine, compound forcodine, cetirizine, diazepam, etc., when the child uses these drugs, can produce the symptoms of drowsiness, drowsiness will disappear after stopping the drug. 4, encephalitis, meningitis: in the season of viral encephalitis (spring and autumn) or in the summer B encephalitis epidemic areas, if the baby has a high fever, followed by drowsiness, vomiting should be alert, must promptly take the baby to the hospital for laboratory tests of cerebrospinal fluid. The development of serious lesions caused by drowsiness, gradually into a coma, followed by convulsions, paralysis and other neurological symptoms. 5, sleep apnea: sleep apnea baby will appear in addition to the snoring like thunder, will also appear drowsiness phenomenon, mainly because of sleep apnea caused by muscle hypoxia, muscle hypoxia will make it difficult to continue deep sleep, resulting in reduced sleep quality, so there will be drowsiness during the day. 6, anemia: children can appear pale, tired and sleepy, may also be accompanied by dizziness and tinnitus and inattentiveness, these symptoms are due to anemia resulting in muscle or nervous system hypoxia. Baby drowsiness is actually very dangerous, we must first determine the cause of baby drowsiness, if it is a factor of disease, we must pay attention to it, promptly take the baby to the hospital for examination and treatment. If the baby is just tired or caused by fever, then parents should also take appropriate measures to avoid serious illness.