Is your child having an irregular sleep pattern? If yes then it is better to sort the pattern before the age of five as not doing so may put him or her at a heightened risk of attention deficit disorders says a new study. Sleeping problems make it difficult for kids to adjust to school life and also increase their risk of emotional and behavioural issues at school the study pointed out. If these sleep issues aren't resolved by the time children are five years old then they are at risk of poorer adjustment to school said lead researcher Kate