question: hi my 17month old baby slipped on water on painted concrete very hard, he was running and fell backwards completeley flat on back of head and his back. he didnt cry immediately, but did seem shocked, he fell asleep so deeply with in 10 min of this happening. he is twitching now and then now in his sleep & going soaking wet sweating to freezing cold bach n forth wirhin a min or 2. he s pretty strong should i be keepning him warmer or coldder