When to Call the Doctor

Your baby's activity level, appetite, and cries normally vary from day to day, and even hour to hour. But a distinct change in any of these areas may signal illness.

The color of a baby's skin can often help identify possible problems in another area of the body. Here are some skin color changes to be aware of.

If you listen closely, you'll notice that your baby's breathing isn't like yours. Babies breathe much more frequently and with different patterns than adults. Here's how to recognize normal breathing in your infant - and how to spot signs of respiratory distress.

If your baby seems fussy and you've fed and changed him, he may have an upset stomach or colic. But don't worry, there are lots of things you can do to make your little one more comfortable and keep both of you calm.

Natal teeth are teeth that are present when a baby is born. The teeth are often not fully developed and may have a weak root.

Colic is when a healthy baby cries for a very long time for no obvious reason. It is a common problem that affects some babies during the first 6 weeks of life.

The system that controls body temperature is not well developed in a newborn. Here's what you need to know about fever and your baby.

Hyperbilirubinemia happens when there is too much bilirubin in your baby’s blood. Bilirubin is made by the breakdown of red blood cells. It’s hard for babies to get rid of bilirubin. It can build up in their blood, tissues, and fluids.