asthma  
  喘息(ぜんそく)

(1) Noun : Asthma is a lung condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound (wheezing) when you breathe out and shortness of breath.

Examples

  • Asthma can't be cured, but its symptoms can be controlled.  

Related Lessons