Ok so my baby is addicted to her bouncer. She falls asleep in it despite being fussy and its…

Ok so my baby is addicted to her bouncer. She falls asleep in it despite being fussy and its amazing, like having a totally different baby! But how long can I have her in it before I have to take her out if she's asleep? She prefers it over the crib and its definitely a little bit of a struggle here!