This could explain some of the health effects researchers have linked to wildfire smoke, including heart conditions, infertility and dementia. There are huge variations in how healthy people are before smoke exposure, how much smoke they are exposed to and what’s in that smoke. One metric of wildfire smoke pollution is the air-quality index, which measures five pollutants on a scale of 0 to 500. Researchers are just beginning to study how different levels of air pollution might affect health by tracking the outcomes of wildfire survivors over time. There aren’t clear answers on when, exactly, you should avoid smoke exposure outdoors, but public health officials often issue health warnings when the A.Q.I.

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Persons: Luke Montrose, Montrose, Carlos Gould, ” Dr, don’t, “ There’s, ”, Stephanie Cleland, Gould, Cleland Organizations: Colorado State University, University of California, University of Montana, Research, Simon Fraser University Locations: San Diego, United States