Having a baby -- whether it's your first or your fifth -- has a profound effect on your life.

A no-holds-barred look at a day in the life of a new parent.

Got a newborn? Get advice on baby safety.

New parents have lots of questions -- about diapers, bath time, where baby sleeps. Here are some expert answers.

Should you breastfeed or use formula? Choose what's right for you and your baby.

Know when your child needs each vaccine.

Childhood milestones to keep watch for.

See how your baby will grow and develop during the first months of life.

Learn the symptoms present in an autistic child, as well as established treatments.

How tall will your kid be?

Take a tour of first-year "firsts" with WebMD's guide to the most anticipated baby milestones.

Preview the highlights of baby's second year with WebMD’s guide to the most anticipated toddler milestones.