Medically reviewed by: Larissa Hirsch, MDThis link will open in a new window Learn About Cardiology (Heart Care) at Nemours Children's HealthThis link will open in a new window The heart is an organ ...

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Medically reviewed by: Madhu Desiraju, MDThis link will open in a new window Learn About Primary Care Pediatrics at Nemours Children's HealthThis link will open in a new window Physical growth refers ...

Do you know how to be street smart? Being street smart means knowing how to keep yourself safe from strangers when you're alone or with other kids. Whether you're walking to school or to the bus, ...

Medically reviewed by: Larissa Hirsch, MDThis link will open in a new window Learn About Sports Medicine at Nemours Children's HealthThis link will open in a new window The good news about eating for ...

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

Your eyes see, but how does vision happen? Find out how the eyes and brain work together in this eye video.

Reproduction is the process by which organisms make more organisms like themselves. But even though the reproductive system is essential to keeping a species alive, unlike other body systems, it's not ...

Medically reviewed by: KidsHealth Medical ExpertsThis link will open in a new window Learn About Adolescent Medicine & Pediatric Gynecology at Nemours Children's HealthThis link will open in a new ...

Medically reviewed by: Thinh Phu Nguyen, MDThis link will open in a new window Learn About Fetal Medicine at Nemours Children's HealthThis link will open in a new window Having a full-term pregnancy ...

Medically reviewed by: Colleen O'Shea, M.EdThis link will open in a new window Learn About the School Program at Nemours Children's HealthThis link will open in a new window Students who need extra ...