Physical Development

Your baby is getting stronger every day, building the muscles necessary to crawl, walk, and run. This year is chock-full of exciting milestones and physical development. Learn about your baby's physical development, how to enhance it, and what to expect.

Your Guide to Tummy Time

What is tummy time? After so many hours spent sleeping on their backs, babies need practice using their neck muscles. Here, learn the basics of this crucial activity, including when to start tummy time.

Baby Physical Growth: Neck Strength

Dr. Alan Greene answers the question, How can I help strengthen my baby's neck?

Activities to Boost Baby's Physical Development: 0-3 Months

These simple activities suggested by Jamie Loehr M.D. and Jen Meyers, authors of "Raising Your Child," will both soothe your baby and enhance her physical development.

4 Exercises to Help Baby Get Stronger

These simple exercises will help your little one grow up big and strong.

Activities to Enhance Baby's Physical Development: 3-6 Months

Encourage your baby to develop with these easy activities that will also encourage him to bond with you.

Encourage Baby's Physical Development: 9-12 Months

These fun playtime activities from Jamie Loehr and Jen Meyers, authors of "Raising Your Child" will encourage Baby's physical development.

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

Entertain Baby with these fun and stimulating playtime activities from Jamie Loehr and Jen Meyers, authors of "Raising Your Child."

Baby Physical Growth: Delayed Crawling

If your baby is not crawling, cruising, or walking yet, don't panic. Here's why.

How to Encourage Baby to Stand

According to the American Academy of Pediatrics (AAP) by 9 months, most babies will begin trying to stand on their own. Learn how you can encourage your child's standing skills with these simple day-to-day activities.

Understanding Your Baby's Developing Vision

Your baby's vision is constantly developing as he grows. Drastic and rapid changes begin occurring from birth. Know the developmental milestones as your baby's vision develops and what you can do to help accommodate his changing eyesight. This week-by-week, month-by-month guide will help you throughout the process.

Tummy-Time Activities

Tummy-time exercises promote your baby's neck and core strength. Use these activities, toys, and boppy pillows to help her grow into a strong, healthy toddler.

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.

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 Stages of Sitting

Watching your baby gain independence is exciting. A major accomplishments every parent looks forward to is when she can sit on her own. Pediatrician Kurt Heyrman, M.D. says there are ways that you can help Baby gain these large motor skills and help her sit on her own. Here's how.

Signs Your Baby is Learning to Crawl

Is your baby rocking back and forth on her knees? She might be ready to take off, and crawl!

How to Massage Your Baby

Try these massage strokes to calm and connect with you baby.

This 8-Week-Old Baby Probably Has More Hair Than You

When he was born with a full head of hair, everyone thought he'd eventually lose it. He didn't.

This Mom Perfectly Shut Down the Haters Who Nicknamed Her Baby 'Stuff Curry'

When a stranger tried to fat-shame her adorable baby boy, one mom fired back brilliantly.

Rolling, Crawling, Walking: Helping Baby Get Up & Go

Here's how your baby learns to get from here to there.

In the Genes: Where Baby's Looks Come From

From the color of her eyes to the shape of her nose, learn how your cutie's features are formed.

Your Baby from 19 to 21 Months: Curiosity and Independence

Every day is full of new challenges, from taking the stairs to scaling the couch. Don't you wish you could bottle that energy?

When Do Babies Sit Up?

By now, your little munchkin is ready to sit up and take on the world from a different angle. So at what age do babies sit up? Learn more about when babies reach the sitting milestone and improve their physical development.

The Basics of Your Growing Baby

Kids grow faster in their first year than at any other stage of life. We've got your most common concerns covered.

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.

Movin' On Up: A Step-by-Step Guide to Motor Development

Let's face it: A newborn doesn't do much. But a 1-year-old? That's an entirely different story! In just 12 months, a floppy infant morphs into a perpetual-motion machine. Along the way, she'll learn to sit, scoot, and stand. Stay one move ahead of the game with this step-by-step guide to motor development.