National Asthma Educator Certification Board (NAECB) Practice Exam

Bright sunlight is generally not recognized as a typical trigger for asthma. Asthma triggers commonly include environmental factors such as high humidity, which can contribute to mold growth and dust mites, and cold air, which can provoke bronchoconstriction in sensitive individuals. Pet dander is another well-known trigger due to allergens found in the skin, saliva, and urine of animals.

While bright sunlight may have indirect effects on asthma, such as contributing to heat or ozone levels that might exacerbate pollution and allergens, it does not directly trigger asthma symptoms in the same way that the other listed options do. Therefore, this makes bright sunlight an atypical trigger compared to the more established triggers that are directly linked to asthma exacerbations.