Air pollution causes and exacerbates asthma by irritating respiratory airways and instigating inflammation.| Fast Lab
WHO act sheet on the 10 leading causes of death. In 2021, the top 10 causes of death accounted for 39 million deaths, or 57% of the total 68 million deaths worldwide. The top global causes of death, in order of total number of lives lost, are associated with two broad topics: cardiovascular (ischaemic heart disease, stroke) and respiratory (COVID-19, chronic obstructive pulmonary disease, lower respiratory infections), with COVID-19 emerging as the second leading causes of death globally.| www.who.int