Amblyopia, commonly referred to as "lazy eye," is a vision development disorder that typically begins in childhood.

Acne is a common skin condition that occurs when hair follicles become clogged with oil and dead skin cells. It often manifests as pimples, blackheads, whiteheads, or cysts, typically appearing .

Autism spectrum disorder is a developmental disorder that affects communication, behavior, and social interaction called a "spectrum" disorder.