Asthma is an emergency and requires immediate first aid. Asthma is known as a chronic breathing disorder that causes the airways to swell and create mucous. This is the reason an asthmatic will cough, become short of breath and then you will hear the wheezing.
Many thing can cause or trigger an asthma attack. Some examples are:
allergies to pet dander
- smog and pollution
- environment (pollen)