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Summer COVID Surge: Experts Warn of Rising Cases
23 Aug
Summary
- COVID activity is increasing nationally, with wastewater surveillance showing a 105% rise in August.
- Factors contributing to the surge include indoor gatherings and the return to school.
- Older adults, infants, and immunocompromised individuals face higher risks.

Infections of COVID-19 are on the rise nationally, with the increase becoming apparent in the South and West in July before spreading more widely by late July and early August. Wastewater surveillance, which monitors virus levels in community sewage, also indicates a notable increase in COVID activity. Data from Stanford University's monitoring program revealed that coronavirus concentrations rose by 105% in August compared to the previous month.
This surge is attributed to several factors, including increased time spent indoors in air-conditioned spaces with limited ventilation, more frequent social gatherings during late summer, and the return of children to school. These conditions create more opportunities for the virus to spread. Furthermore, new variants are emerging that can partially evade immunity acquired from prior infections and vaccinations, contributing to repeated infections over time.
While the current situation is described as a "summer wave," and most affected individuals are seeking medical attention for acute respiratory sickness or COVID-19, certain populations remain at higher risk. These include older adults, infants, and individuals with weakened immune systems, for whom the virus can pose more severe health consequences.