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Wildfire Smoke Alters Immune System, Study Says
Key Takeaways
Science Daily
Fire smoke exposure leaves toxic metals and lasting immune changes
Smoke from wildfires and structural fires doesn t just irritate lungs it actually changes your immune system. Harvard scientists found that even healthy people exposed to smoke showed signs of immune system activation, genetic changes tied to allergies, and even toxic metals inside their immune cells.
Mapping Effects of Wildfire Smoke
The New York Times has created a visualization showing where toxic substances were detected inside standing homes after the Eaton Fire in Altadena, California. Each yellow dot represents a home where residents shared toxicology results confirming contamination in their home, such as cyanide, formaldehyde, or heavy metals. Although the official public health advisory zone (shown in brown) extends only 250 yards from burned structures, many contam…
Exposure to smoke from forest fires could make some people more likely to become ill by altering their immune systems, says a recent study. Fire smoke seems to affect the immune system at the cellular level, researchers report in Nature Medicine magazine. People exposed to smoke showed an increase in immune memory cells that provide long-term immunity and biomarkers of increased inflammation and immune activity, as shown by the results. They als…
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