When do babies sleep 7pm to 7am? There is no single age because every baby develops at a different pace. Newborns need frequent feeds, while older babies may gradually begin sleeping for longer stretches. This guide explains realistic sleep expectations from birth to 12 months, what sleeping through the night actually means, and why babies sometimes begin waking again. It also shares gentle bedtime routines, sleepy cues, safe-sleep advice, and practical ways to support peaceful nights. Most importantly, it reassures tired parents that nighttime waking is normal and not a sign that they are doing something wrong.