No, babies aren’t born with lazy eye; amblyopia develops later when the brain favors one eye, while brief eye crossing is common in early months.

No, newborns have patellae made of cartilage; bony kneecaps form as those patellae ossify in early childhood.

Yes, newborn immunity exists via maternal antibodies and innate defenses, but it wanes and needs timed vaccines.

Yes, newborns have an immune system; innate defenses are active from birth while adaptive immunity grows with help from maternal antibodies.

Yes, many newborns show grayish eyes at birth; the shade shifts as melanin builds over the first months.

Yes, some newborns have green irises, but most eye color settles after birth as melanin builds during the first year.

No, true food allergy at birth is rare; most arise after feeding exposures in infancy.

No, most newborns aren’t born with diabetes; a rare genetic neonatal form can appear in the first 6 months.

Yes, most cerebral palsy starts during pregnancy or birth, while a smaller share begins after birth; signs may not show right away.

Yes, many newborns arrive with blond or light hair due to low melanin at birth, and that color often deepens in the first years.