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Newborn Screening: Protecting Life from the Very First Breath
Newborn screening is one of the most impactful medical practices introduced in modern healthcare, designed to protect infants from conditions that may not be visible at birth but can cause serious and permanent harm if left undetected. This simple yet powerful procedure ensures that every child gets a fair chance at a healthy life by identifying metabolic, genetic, hormonal, and functional disorders early—often before symptoms develop. For parents, it brings reassurance; for society, it represents a major step toward preventive and proactive health management.
The process of newborn screening usually takes place within the first 24 to 48 hours after birth. A small blood sample is collected from the baby’s heel—commonly known as the “heel-prick test”—and then analyzed in a specialized laboratory. In addition to the blood test, screening may also include hearing checks and, in some countries, a pulse oximetry…