Baby Milestones & Behavior

Learn how your baby's behavior changes each month during the first year, ways to connect with her, how to redirect bad behavior, and how to reward her when things go right.

When Should You Start Disciplining?

An age-by-age guide to setting limits.

Month-by-Month Guide to Baby's Emotional Development

Your baby's emotional development will grow by leaps and bounds during this remarkable first year. She'll go from quiet observation to active participation. Here's what she's likely to do as she grows.

The First Time You Say "No" to Your Baby

Here's how one mom learned to discipline her infant.

Why You Shouldn't Obsess About Milestones

When your child starts walking or using the potty doesn't matter as much as you may think it does.

Discipline Tactics For Every Age

Discipline isn't punishment, and there's more than one way to correct your child's behavior--without yelling. Here's a tactic for every age.

8 Weird Stages of Baby's Development

Babyhood is full of Flip-worthy moments, like your child's first gummy smile, first spoonful of rice cereal, and first time rolling over. However, in between those adorable milestones are plenty of maddening ones, like the 3 a.m. wake-ups, the tears when you hand him to someone else, and the cascade of objects he hurls from his high chair. Learn what's behind eight common first-year stages -- and smart tricks to help your child get over them faster.

If Babies Could Text: Deep Thoughts

Babies might not be able to speak in coherent sentences yet, but that doesn't mean they're not full of profound ideas. These deep thought texts from babies prove you're never too young to ponder life's big questions.

Can You Spoil a Baby?

Sometimes you need to cater to your baby's every whimper; at other times, you need to let him figure things out on his own.

12 Milestones You Shouldn't Overlook

Many of the events in your child's life don't feel so eventful--but they're important signs of the growth that's taking place right under your nose.

Hitting and Biting

Aggressive behavior is common at this age. Try these tactics to tame pushy toddlers.

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.

The Sweetest Baby Milestones (and When to Expect Them)

All milestones in Baby's first year are special, but some are especially sweet. Find out when to expect these developmental milestones and more.

Your Baby From 7 to 9 Months: Crawling

Crawling gives baby a taste of independence -- and a new view of the world.

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.

How to Set Boundaries for Baby

Your curious baby delights in mangling your glasses and yanking the dog's tail. Steer clear of trouble and set boundaries for tiny explorers.

The Surprising Thing That Might Predict Baby's First Words

A new study looks at how visual cues can help predict what your baby's first words might be.

What to Expect Baby's First Week

Envisioning cozy nursing sessions in your new glider, visits from FOBs (friends of baby), and rocking your newborn to sleep? You'll get there, Mom! Use our guide so you aren't blindsided by feeling sore, sleepy, and a little weepy during those early days.

Your Baby's Behavioral Development: Month 4

Expect your baby to show more interest in her surroundings as her behavioral development progresses in the fourth month of her life.

Your Baby's Behavioral Development: Month 11

Strength and skill help your 11-month-old move around on her own this month. Find out more about your baby's behavioral development.

When Does Discipline Begin?

An age-by-age guide to setting limits.

Helping Baby Reach Physical Milestones

Babies need strength and coordination to grow into active toddlers. Here's what you can do to help them reach their major motor milestones.

5 Binky Basics: What You Need to Know About Pacifiers

Everyone seems to have an opinion about pacifiers, but the latest research sets the record straight.

6 Facts About Baby That Will Blow Your Mind

From the length of time it takes to adjust to life outside the womb to why she copies your behavior, here are six mind-blowing facts about your baby we bet you didn't know.

Milestones: Red Flags to Watch at 5 to 7 Months

Each baby grows at a different speed but generally at 5 to 7 months, you can expect to see your baby rolling over and sitting. Consult a doctor if you are concerned or notice any loss of skills.

Baby's First Year

The growth that takes place during the first year of an infant's life is astonishing. There's no other period in life where physical, mental and social development is so dramatic. Watch a baby develop throughout his first 12 months of life.

Babies Love to Hear Themselves Talk (And That's a Good Thing!)

New research suggests that when babies are able to hear their own babbling, they want to make even more of it.