New parents are hit with the reality of sleepless nights, dirty diapers, and endless feedings as soon as their newborn arrives. Some get into the swing of things after a few months, while others claim to never fully get used to it. Even star quarterback Tom Brady is having a hard time getting his head back into the game of parenting after the birth of his second son — the footballer admitted that he was still getting used to having a newborn around. It does take time to ease into parenting, but how long until you got used to being a mommy?