Heat, air quality and allergens whip up trifecta of issues with asthma sufferers

It's a triple whammy ... heat, air quality and allergens have combined to create a trifecta of issues for people with lung disease. "The combination is very potent," Dr. Robert Poirier, Washington University clinical chief of emergency medicine at Barnes-Jewish Hospital told 5 On Your Side. ===== FULL STORY: https://www.ksdk.com/article/weather/... ===== Get the latest St. Louis news, weather and sports: https://www.ksdk.com Follow us on Facebook:   / ksdktv   Follow us on X: https://www.x.com/ksdknews Download the 5 On Your Side app: https://www.ksdk.com/app To watch 5 On Your Side broadcasts or reports 24/7, 5 On Your Side is always streaming on 5+. Download for free on Roku (http://bit.ly/3XxQuEZ), Amazon Fire TV (https://bit.ly/3YZZsw7) or the Apple TV App Store.