#AskTheExpert hi doctor, my 2.9 yr old son often cries in night while sleeping offen .... sometimes he ask to take him out...... and most of the times it becomes different to handle him and put him to sleep. but sometimes when he cries for water... drinks nd goes to sleep .but sometimes it's different to find out the reason why is he crying.sometimes he responds and sometimes he takes lot of time.may i know why is he doing so and how to handle him.