Hello. My younger - year also three months. Recently, where that...

[The anonym]

Hello. My younger - year also three months. Recently, where that about two months ago, he has started to drink much, about three litres zhitkosti for a day. Pisjaet, excuse, too accordingly. Whether it is normal? Or it simtom what that diseases? Thanks.

[Larissa]

You should address to the children's endocrinologist.
(The similar sign can be at Diabetum).