Sleep patterns and routine for 3 week old baby. At this age, your baby is sleeping a lot, but you probably aren't. During the first few weeks of a baby’s life, they need around 12-17 hours a day ...

Medically reviewed by Lyndsey Garbi, MD With a 2-week-old baby, you might still be establishing your routine and discovering how to best respond to an infant's needs. It’s also possible that ...