What is Safe to Have While Breastfeeding? Explore BabyBaby by Month0-6 Weeks OldYour Baby's Development at 2 Months OldYour Baby's Development at 3 Months Old4 Months OldYour Baby at 5 Months OldYour Baby at 6 Months OldYour Baby at 7 Months OldYour Baby at 8 Months OldYour Baby at 9 Months OldYour Baby at 10 Months OldYour Baby at 11 Months OldBaby Milestones10 Moments to Include in Your Baby Book10 Micro Milestones in Your Baby's First Year