Medically reviewed by: Larissa Hirsch, MDThis link opens in a new tab Learn About Primary Care Pediatrics at Nemours Children's HealthThis link opens in a new tab When we breathe, the respiratory ...

Usually, diaper rash is the result of an irritation, infection, or allergy. Also, starting new foods can change the content and frequency of a baby's poop, which can sometimes lead to a diaper rash.

What Is Seasonal Affective Disorder (SAD)? Seasonal affective disorder (SAD) is depression that happens only at a certain time of year. With SAD, kids and teens tend to become depressed in fall or ...

It's tempting, but popping or squeezing a pimple won't necessarily get rid of the problem. Squeezing can push bacteria and pus deeper into the skin, which might cause more swelling and redness.

Medically reviewed by: KidsHealth Medical ExpertsThis link opens in a new tab Learn About Primary Care Pediatrics at Nemours Children's HealthThis link opens in a new tab Reproduction is the process ...

Medically reviewed by: Anthony W. Gannon, MDThis link opens in a new tab Learn About Endocrinology (Hormones & Growth) at Nemours Children's HealthThis link opens in a new tab The thyroid is a small ...

It's normal for kids to feel sad, act grouchy, or be in a bad mood at times. But when a sad or bad mood lasts for weeks or longer, and when there are other changes in a child's behavior, it might be ...

Doctors often recommend physical therapy for kids and teens who have been injured or who have movement problems from an illness, disease, or disability. After an injury, physical therapists (PTs) work ...

Medically reviewed by: Yamini Durani, MDThis link opens in a new tab Learn About Nephrology (Kidney Care) at Nemours Children's HealthThis link opens in a new tab When blood gets into urine (pee), ...

Medically reviewed by: Melanie L. Pitone, MDThis link opens in a new tab Learn About Emergency Medicine at Nemours Children's HealthThis link opens in a new tab Before you get behind the wheel, get ...

Medically reviewed by: Larissa Hirsch, MDThis link opens in a new tab Learn About Cardiology (Heart Care) at Nemours Children's HealthThis link opens in a new tab The heart is an organ that’s a pump, ...

Medically reviewed by: Colleen O'Shea, M.EdThis link opens in a new tab Learn About the School Program at Nemours Children's HealthThis link opens in a new tab Students who need extra help and support ...