Assertion: asthma's trigger | /r/HasProperty | cold air
Facets:
Source sentences:
text: Non-allergic triggers include smoke, pollution or cold air or changes in weather.
text: I started wheezing partway up the mountain while hiking during a school field trip,” Kate, whose main triggers include physical exertion, smoke, mold, mildew, dust, cold air, and pet dander, tells SELF.
text: Other triggers can include cold air, extreme emotional arousal such as anger or fear, and physical exercise.
text: Common triggers include house dust mites, animal fur, pollen, tobacco smoke, exercise, cold air and chest infections.