Researchers designed a cohort-based surveillance study to identify risk factors for SARS-CoV-2 infection and its household transmission among children and individuals with asthma and allergic diseases.
People with food allergies are less likely to be infected with the virus that causes Covid-19 and those with asthma do not necessarily have a higher risk of infection, a study in the US has found. The Human Epidemiology and Response to Sars-CoV-2 (Heros) study, funded by the National Institutes of Health (NIH) to determine rates of infection in children.