thunderstorm asthma

Bizarre “Thunderstorm Asthma” Outbreak Kills 2 in Australia

Two people have died in Melbourne, Australia, from “thunderstorm asthma,” a rare phenomenon which occurred following a storm that struck the city on November 21. [1]
Source: Business Insider
The 2 fatalities included an 18-year-old girl who was just days away from her high school graduation, and a female law student who died on her front lawn while waiting for an ambulance to arrive.