We cut to the chase and tell you what you really need to know to have a well-behaved kid.

Emotions triggered by wailing tots.

The brains of mums and dads are tuned in to the sound of toddlers' cries, reveals a brain-imaging study. Non-parents, on the other hand, remain largely oblivious.

Have your say: as we learn that getting children to bed is the most difficult part of the day, do you know any techniques for helping children get to sleep? 

Study claims infants cry to 'stop parents trying for another baby'

Adds that newborns are programmed to monopolise mother's attention

Report author says birth of younger sibling is associated with increased mortality