Croup vs. Asthma: Understanding the Differences

Croup and asthma are both respiratory conditions but differ in cause and presentation:

Croup

• Viral infection of upper airway (nose, throat, larynx).
• Peak age: 6 months–3 years.
• Symptoms: barking cough, hoarseness, stridor, fever.
• Usually self-limiting (few days); severe cases may need hospitalization.

Asthma

• Chronic inflammatory airway disease.
• Triggered by allergens, pollutants, exercise.
• Symptoms: wheezing, coughing, chest tightness, shortness of breath, sleep disturbance.
• Chronic, manageable with medication and lifestyle changes; not curable.