Recent decades have seen a rise in the use of physics methods to study different societal
phenomena. This development has been due to physicists venturing outside of their …

Social and cultural forces shape almost every aspect of infectious disease transmission in
human populations, as well as our ability to measure, understand, and respond to …

Background The dynamics of vaccination against SARS-CoV-2 are complicated by age-
dependent factors, changing levels of infection, and the relaxation of non-pharmaceutical …

Estimating the size of the coronavirus disease 2019 (COVID-19) pandemic and the infection
severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is made …

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic has caused
considerable morbidity and mortality worldwide. The protection provided by vaccines and …

The COVID-19 pandemic has shown a markedly low proportion of cases among children,,–.
Age disparities in observed cases could be explained by children having lower susceptibility …

The COVID-19 pandemic has created a public health crisis. Because SARS-CoV-2 can
spread from individuals with presymptomatic, symptomatic, and asymptomatic infections, the …

Vaccines, when available, will likely become our best tool to control the COVID-19
pandemic. Even in the most optimistic scenarios, vaccine shortages will likely occur. Using …

Background In countries with declining numbers of confirmed cases of COVID-19, lockdown
measures are gradually being lifted. However, even if most physical distancing measures …

We study targeted lockdowns in a multigroup SIR model where infection, hospitalization,
and fatality rates vary between groups—in particular between the “young,” the “middle …