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A new study estimates that the January 2025 wildfires in Los Angeles County caused at least 440 deaths, significantly higher than the official count of 31.

Researchers used excess mortality modeling, previously applied to COVID-19, to determine the impact of wildfire smoke, disrupted care, and system strain.

Exposure to wildfire smoke is linked to respiratory issues, and burning materials release toxins like asbestos and microplastics.

Experts recommend sealing homes, using high-efficiency air filters, and running HVAC systems continuously to mitigate wildfire smoke exposure.

As a series of late summer wildfires hit California, a new study published in JAMA by researchers from Boston University's School of Public Health and the University of Helsinki found th

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