Region | Analysis: “Pollution is an accelerator of diseases” (Isabella Annesi-Maesano, professor of epidemiology)

Last August, it published a study considered essential by public health actors on the link between air pollution and Covid mortality. Isabella Annesi-Maesano is professor of environmental epidemiology and director of research at Inserm, in Montpellier. She is a leading expert on the impact of air quality on our health. What happens when we breathe polluted air? Isabella Annesi-Maesano: The smallest particles penetrate the bronchial tree (all the structures carrying inspired and expired air, between the larynx and the alveoli lungs, Ed) and depending on their size, cross the alveolar barrier and are found in our blood, in all organs. But there is