Infant and toddler health
Learning Center
Lead poisoning
Learn about lead poisoning symptoms and treatment of lead exposure in children and adults. Explore ways to keep your kids safe from lead exposure.
Language development: Speech milestones for babies
Get the facts about baby speech and language development.
Klippel-Trenaunay syndrome
Main signs of this congenital disorder involve a red birthmark (port-wine stain), vein malformations, and overgrowth of tissues and bones.
Klinefelter syndrome
This genetic disorder occurs when a male is born with an extra copy of the X chromosome and may result in low testosterone production and infertility.
Iron deficiency in children: Prevention tips for parents
Learn how much of this key mineral your child needs and what the health risks of not getting enough are.
Inherited metabolic disorders
Caused by gene changes, these disorders affect the body's ability to change food into energy. They also affect how energy is used, such as for cell repair.
Infectious diseases
Viruses, bacteria, fungi and parasites can all cause infection. Find out more about how to prevent and treat these conditions.
Infant reflux
Learn more about when a baby spits up food or liquid. Most babies outgrow this common and messy condition by the age of 18 months.
Infant jaundice
Learn about this common condition in newborns, especially those born preterm. With close monitoring and light therapy, complications are rare.
Infant growth: What's normal?
Infant growth rates depend on various factors. Consider what's typical during baby's first year.
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