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 The male reproductive system is made ...

What Are the Lungs and Respiratory System? The lungs and respiratory system allow us to breathe. They bring oxygen into our bodies (called inspiration, or inhalation) and send carbon dioxide out ...

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 The heart is a pump, usually ...

The axillary (armpit) method is a convenient way to take a child's temperature, especially for kids who can't hold a thermometer in their mouths. Here's how to do it.

Medically reviewed by: Jonathan M. Miller, MDThis link opens in a new tab Learn About Primary Care Pediatrics at Nemours Children's HealthThis link opens in a new tab Lead is a metal that's found in ...

Medically reviewed by: Patrick C. Barth, MDThis link opens in a new tab Learn About Otolaryngology (Ear, Nose, & Throat Care) at Nemours Children's HealthThis link opens in a new tab A perforated ...

Medically reviewed by: Cheryl Patterson, RD, LDN, CDCESThis link opens in a new tab Learn About Endocrinology (Hormones & Growth) at Nemours Children's HealthThis link opens in a new tab It's ...

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: 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 Help kids avoid anything they're ...

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 Diaper changing might seem ...

Parents often associate sexual development with the teen years. But kids develop an emotional and physical foundation for sexuality in many subtle ways from infancy. Physical and emotional changes ...

Medically reviewed by: Elana Pearl Ben-Joseph, MDThis link opens in a new tab Learn About Infectious Disease Care at Nemours Children's HealthThis link opens in a new tab Herd immunity is the idea ...