Baby Growth & Development

Your baby gets bigger and stronger every week. Our growth chart tracks his height and weight month-by-month.Here you'll also learn what developmental milestones to expect each month.
baby sleeping
What's Normal for My Newborn?
Happy smiling baby boy
A Week-by-Week Guide to Developmental Milestones During a Baby's First Year
Sitting Mother Holding Newborn Baby Head Hair
Tracking Infant Growth: Average Baby Weight and Height by Month
babies
Is Your Baby A Late Bloomer?
Four Baby Exercises Smiling Baby Laying On Back
4 Exercises to Help Baby Get Stronger
Baby crawls forward
The 4 Stages of Walking (And How to Spot an Issue In Your Baby)
Mom and baby clapping
11 Fun Activities for Babies: 6 to 12 months
Baby's First Year
Your Guide to Baby's Weight Gain
baby girl crawling
Baby Growth and Development: 1-3 Month Milestones
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Baby Growth and Development: 8-12 Month Milestones
Baby Monthly Milestones
Baby Milestones by Month
stages of sitting
Baby Growth and Development: 4-7 Month Milestones
baby rolling over
Milestones at a Glance
baby smiling and laughing
How to Make a Baby Laugh
Mixed race mother playing with baby on floor
11 Simple Activities for Babies: 0 to 6 Months
6 Facts About Baby That Will Blow Your Mind
10 Mind-Blowing Facts About Your Baby
Pediatrician Measuring Baby Weight on Scale
Baby Growth Charts: Birth to 36 Months
Mom in Polka Dot Pants Holding Baby
5 Baby Games You Can Play with Your Fingers
little girl in red shirt playing
The Value of Solo Play
Mom looking at phone with baby
Is Your iPhone Ruining Your Baby's Attention Span?
laughing mom playing with baby girl on bed
When Do Babies Laugh?
Baby hand in big hand
Your Baby's Hand Control
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The Year Ahead: Age 1
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Your Baby From 7 to 9 Months: Crawling
happy mom lifting baby
9 Things Your Baby Learns Every Day
baby with hip displasia getting an exam
What Exactly Does Hip Dysplasia Mean for Babies?
AAP Screen Time Parent Child On Cell Phone
The American Academy of Pediatrics Just Changed the Screen-Time Rules Again
When to Worry: Constipation
Your Baby at 2 Months
mom can't hold baby too much
Science Proves You Can't Hold Your Baby Too Much