Baby

Baby by month

Learn about the growth and development of your infant with our baby-by-month guide, detailing the changes and milestones of their early weeks and months.

Your baby: 5 weeks old
Baby by month

Your baby: 5 weeks old

Learning night versus day and other fancy new skills, plus the 1-month checkup. Here's what you need to know about your 5-week-old.

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