Another inconvenient truth for "Scientific" American's effort to convince us that warm weather causes asthma?: "hospital admissions for asthma usually peak during periods of particularly cold weather"

Climate Change Is Bad News for California Children with Asthma: "Scientific" American

Higher temperatures and an increased risk of drought on the West Coast result in nitrogen byproducts that cause cardiovascular and respiratory diseases, especially among the region's rural and urban poor
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In the middle of the night, Casandra Cabrera stopped breathing. She doubled over in bed, gasping for air. In the panic that followed, her lungs constricted. Her eyes filled with tears. The asthma attack continued for 10 long minutes.
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Climate change is expected to compound the issue, according to a new body of work published in the journal Issues in Ecology. Higher temperatures and an increased risk of drought on the West Coast essentially "cook" the nitrogen, resulting in nitrous oxide and ozone. These nitrogen byproducts cause cardiovascular and respiratory diseases, especially among the region's rural and urban poor who don't have the money to move away and reduce their exposure.

Flashback: People with asthma should take extra precautions during the cold weather

The charity says hospital admissions for asthma usually peak during periods of particularly cold weather. Breathing cold air into the lungs can trigger asthma attacks.