Wildfires across Canada are burning out of control, with over 200 active fires spanning 10,000 square miles. The smoke from these fires has been blowing south into the US, affecting air quality as far as Florida. A new wave of research is highlighting the dangers of wildfire smoke on human health.
According to a recent study published in Epidemiology, people exposed to wildfire smoke can experience lung damage and increased risks of heart disease, stroke, high blood pressure, pneumonia, chronic lung disease, and asthma for up to three months after the fire is out. Even brief exposures from smaller fires can lead to long-lasting health effects.
Wildfire smoke contains toxic compounds like polycyclic aromatic hydrocarbons and volatile organic compounds, which are known carcinogens. Microbes and fungal pathogens also lurk in the smoke, posing an infection risk, especially for those with weakened immune systems. However, most healthy individuals do not contract infections from wildfire smoke.
The smallest particles in the smoke, PM2.5, penetrate deep into the lungs, causing respiratory damage and inflammation. Research has linked this exposure to a higher risk of dementia, particularly among older adults. Furthermore, studies have found that wildfire smoke can lead to mental health issues like depression, anxiety, and mood disorders.
Experts emphasize the need for more research to understand the full extent of these health risks. While some questions remain unanswered, existing evidence suggests that taking action to minimize exposure is crucial. To protect yourself from wildfire smoke, limit outdoor time, wear masks, keep windows shut, and maintain a clean indoor air environment.
As wildfires continue to rage across Canada, it’s essential to prioritize your health and take steps to reduce your risk of exposure. The risks associated with wildfire smoke are real, and experts urge individuals to be proactive in protecting themselves and their loved ones.
Source: https://gizmodo.com/the-upsetting-truth-about-what-wildfire-smoke-does-to-your-body-2000612628