My daughter is 2 months old .her sleeping pattern has changed suddenly from last 2 days .she is sleeping entire night for 7 hrs .is it ok or I should wake her up .

A. it's fine know that. good sleep helps with brain growth .can do various sleep tricks .make baby sleep in a adequate environment and room temperature . Make baby wear comfortable clothing . Baby should be well fed at sleep time . Can sing a lullaby or play some light music . Can also swing baby in arms gently for easy sleep . Should be no disturbances in sleep .