A–Z Glossary

Transient neonatal pustular melanosis

Transient neonatal pustular melanosis is a temporary newborn eruption with superficial pustules that can leave small darker spots on the skin.

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Common newborn skin conditions

Common newborn skin conditions

Why newborn skin looks different Newborn skin is transitioning from a fluid-filled intrauterine environment to exposure to air, clothing, diapers, microorganisms, and temperature changes. The epidermal barrier is still maturing, so the skin may lose water more easily and react to friction, heat, saliva, urine, stool, and fragranced products. Peeling, dryness, mild redness, and transient […]

Baby skin rashes explained

Baby skin rashes explained

Why baby skin rashes happen Baby skin is not simply smaller adult skin. In early life, the stratum corneum, epidermal barrier, sweat glands, hair follicles, immune signaling, and skin microbiome are still adapting. This makes infant skin more reactive to heat, saliva, milk residue, urine, stool enzymes, detergents, friction, and prolonged moisture. A rash may […]

Common newborn and baby rashes

Common newborn and baby rashes

Why newborn skin rashes are so common Newborn skin is not simply smaller adult skin. It has a thinner outer barrier, less mature sweat and oil gland function, and greater sensitivity to moisture, friction, and changes in temperature. That is why the first weeks often include temporary redness, peeling, small bumps, or scattered pustules. In […]