Is rapid breathing normal in newborns?

Jan 22, 2022 Source: Cainiu Health
Dr. Ma Yan
Introduction
A newborn’s breathing is typically rapid before it stabilizes. The normal respiratory rate for a newborn is 40–60 breaths per minute. As the infant grows, this rate gradually decreases: 20–30 breaths per minute in infants and toddlers, and approximately 15 breaths per minute in adults. Abnormal respiratory rates—either excessively fast (causing tachypnea) or excessively slow (leading to apnea or bradypnea)—may indicate underlying issues.

For newborn infants, the transition from the amniotic fluid environment to the outside world can cause temporary physiological adjustment difficulties. Immediately after delivery, babies may experience transient discomfort upon their first exposure to air. Is rapid breathing in newborns normal? Below, we address this question.

Is rapid breathing normal in newborns?

Prior to establishing stable respiratory patterns, newborns typically breathe more rapidly than older children and adults. The normal respiratory rate for a newborn is 40–60 breaths per minute. As the infant grows, this rate gradually declines: approximately 20–30 breaths per minute in infancy, and around 15 breaths per minute in adulthood. Abnormal respiratory rates may manifest as tachypnea (excessively rapid breathing) or bradypnea/apnea (abnormally slow breathing or cessation of breathing).

Newborns naturally have a higher baseline respiratory rate compared to adults. If parents remain concerned, they should closely monitor their baby’s breathing during daily care and regularly count the respiratory rate. Any observed abnormalities warrant prompt medical evaluation.

Additional Information: Why do newborns breathe rapidly?

1. Congenital Structural Abnormalities

Examples include vascular anomalies that compress the airway or cause esophageal obstruction, or congenital tracheal abnormalities. In infants with congenital heart disease, impaired oxygen delivery may trigger compensatory tachypnea to increase oxygen intake.

2. Diaphragmatic Disorders

For instance, diaphragmatic hernia secondary to pulmonary hypoplasia.

3. Respiratory Tract Infections

Upper respiratory tract disorders in newborns may result from incomplete development of the larynx or laryngeal cartilage, upper airway narrowing or obstruction, or foreign body aspiration. Viral infections—such as croup—may also contribute.

The above outlines whether rapid breathing in newborns is considered normal. We hope this information is helpful to you.

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