▲How nosebleeds happen：

    Nosebleeds are very common among children and often result from activities such as blowing the nose too hard or getting hit on the nose during play.Catching colds or the flu can also cause (引起) nosebleeds.Usually，bleeding isn't very serious and it will stop in less than ten minutes.

▲When nosebleeds happen：

    Your child may be frightened that there is something seriously wrong.Crying may make the bleeding worse, so it is important for you to tell him that he will be fine.

▲How to give first aid：

    Let your child sit upright(直立) and tell him to put his head down.

    Help your child press the sides of the nose for ten minutes.Do not stop to see if the bleeding has stopped.

▲If first aid works：

    Rest your child for the next 12—24 hours.Tell him to do quiet activities such as drawing，reading a book or watching TV.

    Tell him not to take a hot shower for at least 24 hours after a nosebleed.

    Tell him not to touch or blow his nose for 24 hours.

▲If first aid doesn't work：

    You'd better take him to hospital.