Social Development

Your baby's social and emotional development is amazing to watch. She'll delight you with smiles, coos, and giggles - and frustrate you with screaming and crying. Here you'll learn about your baby's blossoming personality and how to nurture her no matter her social style.

Happy Baby! How Smiles Develop

Over the course of 12 months, your baby's gummy grins will transform into ways of expressing pleasure, communicating with you and developing a sense of humor. Here are those stages in detail.

6 Ways to Boost Baby's Emotional Development

Check out these simple and fun ways to help your baby grow and develop emotionally.

Activities to Encourage Emotional & Social Development: 0-3 Months

Jamie Loehr and Jen Meyers, authors of "Raising Your Child" recommend these activities that will make your baby feel loved while encouraging her social and emotional development.

9 Birth Defects and Their Symptoms and Treatments

Here's a primer on nine of the most common birth defects: their prevalence, causes, symptoms, and treatment.

Tips to Encourage Emotional and Social Development: 3-6 Months

Build trust and confidence with your baby to boost his social and emotional development with these activities from Jamie Loehr M.D, and Jen Meyers, authors of "Raising Your Child."

Activities to Enhance Baby's Social & Emotional Development: 9-12 Months

Jamie Loehr and Jen Meyers, authors of "Raising Your Child" suggest these activities to help Baby feel comfortable in social situations as well as grow emotionally.

Your Baby from 4 to 6 Months: Personality!

The sight of you makes your 4-month-old baby smile, and he may fuss when you leave, both signs that his social development at 4 months is right on track. Learn about his emotional and language development, and see what other 4 month old milestones your baby should have!

Activities to Enhance Baby's Emotional Development: 6-9 Months

Help Baby develop socially and emotionally with these activities suggested by Jamie Loehr, M.D, and Jen Meyers co-authors of "Raising Your Baby."

Best Baby Games: Birth to 18 Months

Even newborns want to play. Here's an age-by-age guide to the best games for babies.

Signs of a Happy Baby

You probably learned the signs (and sounds) of an unhappy newborn early on. But the signs of happiness can be more mystifying. Baby doesn't even hit the first true happiness milestone, smiling, until after the first month! Here's how to tell if your tyke is feeling fine.

Wow: Babies' Cries Reveal Just How Early Gender-Stereotyping Starts

New research says babies' cries reveal how early we start gender stereotyping them.

Decoding Baby's Expressions

Wish your little one would just tell you what the heck she wants? Turns out it's written all over her face.

Baby Milestones: Your Baby's First Month

Your baby may be sleeping a lot, but there are still plenty of milestones to be on the lookout for.

Whoa! Babies Understand SO Much More About Mealtime Than You Think

Amid the mess of mealtime with baby are some serious life lessons, apparently.

Understanding Your Baby's Personality

Your baby's personality is unique, even from an early age. One baby might be quiet, another alert, one aggressive, another laid-back. Over the first few years, your baby will develop the personality type that will follow him into adulthood. Learn how your baby's personality is formed and how to encourage healthy development.

Baby Milestones: Your Baby's Fourth Month

Sounds will interest your four-month-old a whole lot more, and she'll be making more sounds of her own.

Baby Milestones: Your Baby's Third Month

Get ready for the most exciting milestone yet: a smile!

Rhyme Time

These catchy little songs and poems are more than just entertainment.

Quiz: What's Your Baby's Personality Type?

Every baby has a distinct character that most likely matches one of the two main personality types: Type A (intense and highly motivated) or Type B (laid-back and content). Find out which type fits your tot!

Take Quiz

Decode Your Baby's Body Language

Just because she can't talk doesn't mean your little one doesn't have important things she wants to tell you.

8 Signs of a Healthy Baby

Do you wonder if your little one is eating enough, sleeping enough, and on track for all those important milestones? Check out these easy-to-spot signs that prove Baby is both happy and healthy.

How Your Baby Learns to Love

Your baby learns to be affectionate when he feels your love for him.

Predict Your Baby's Future

Even though your infant can't do much more than smile, poop, eat, and cry, it's hard to resist the urge to gaze into her little face and imagine what she'll be like a few years down the road. Will she be sweet-natured and shy like her dad, or a social butterfly like her mom? A rocket scientist or class clown? For the most part you'll have to wait and see. Still, the first year does provide compelling hints about how your child will turn out.

11 Fun Activities For When Winter Weather Traps You Indoors

It's freezing outside and your baby has already completed his usual circuit of activity mat, bouncy seat, and Exersaucer. With hours to go before his next nap, you need tactics to keep your wee one cooing when Old Man Winter traps you indoors. Try these fun indoor activities to pass a gray day. The time will fly!