What are some environmental factors that can exacerbate asthma symptoms?

Exposure to smoke is a well-documented environmental factor that can worsen asthma symptoms. Smoke, whether from tobacco, wood-burning stoves, or industrial sources, contains numerous harmful particles and chemicals that can irritate the airways, leading to inflammation and increased susceptibility to asthma exacerbations. Inhaling smoke can trigger coughing, wheezing, shortness of breath, and increased reliance on rescue medications.

Fresh air and regular exercise typically have beneficial effects on overall lung health and asthma management. Fresh air minimizes exposure to pollutants and allergens that can trigger asthma, while regular exercise can help improve lung function and overall fitness, leading to better asthma control.

Seasonal allergies, while they can also exacerbate asthma symptoms, are not mentioned as the correct answer in this context. They tend to arise from specific pollen levels and can trigger seasonal asthma flares, but exposure to smoke is a more consistent and direct irritant that affects asthma patients regardless of their allergy status at any given time. Therefore, smoke exposure is highlighted as a primary environmental trigger for exacerbating asthma symptoms.