Variations of the virus, coupled with waning immunity, have created what one health expert describes as a "six-month pattern," where COVID-19 cases spike during the summer and winter months.
Two new studies, including one from the University of Arizona, provide more evidence that the coronavirus pandemic originated in a Wuhan, China market where live animals were sold.
The health agency said it will continue to monitor the state of the pandemic and will reassess the need for a testing requirement if the situation changes.
More than 75% of Maricopa County is considered a food desert, meaning residents are a mile or more away from fresh food. South Phoenix falls into that category.