A–Z Glossary

Bronchiolitis

Bronchiolitis is an infection and inflammation of the small airways, most commonly affecting infants and causing wheezing and breathing difficulty.

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Breathing problems in babies explained

Breathing problems in babies explained

How babies breathe and why changes matter Babies breathe faster than adults, and newborn breathing can be irregular. Brief pauses, small sighs, and changing rhythm may occur during sleep, especially in the first weeks of life. What matters clinically is the whole pattern: rate, effort, color, feeding ability, alertness, and whether the baby can maintain […]

Fast breathing baby causes

Fast breathing baby causes

What fast breathing looks like in a baby Babies normally breathe faster than older children and adults, so the first challenge is deciding whether the breathing is simply age-appropriate or truly abnormal. Clinically, fast breathing usually means the respiratory rate is elevated even when the baby is calm, warm, and not crying. It may be […]

RSV in Babies: Symptoms and Warning Signs

RSV in Babies: Symptoms and Warning Signs

What RSV is and why it can affect babies so strongly RSV is a contagious respiratory virus that spreads easily through droplets and contaminated surfaces. In adults and older children it often causes a self-limited upper respiratory infection, but in babies the same infection can affect the smaller airways more significantly because those passages are […]

Bronchiolitis During the First Year

Bronchiolitis During the First Year

What bronchiolitis is and why it matters in infancy Bronchiolitis is inflammation of the bronchioles, the small airways deep in the lungs. In infants, those airways are already narrow, so even modest swelling and mucus can increase resistance to airflow and make breathing look laboured. The condition is usually viral, and respiratory syncytial virus (RSV) […]

Wheezing in children causes

Wheezing in children causes

Why Children Are More Prone to Wheezing Children, particularly infants and toddlers, are anatomically predisposed to wheezing in ways that adults are not. A young child’s airways are narrower in absolute diameter, meaning that even modest mucosal edema, mucus accumulation, or secretions can substantially reduce the cross-sectional area available for airflow. This narrowed lumen produces […]