Some of the biggest increases in emergency room visits for COVID-19 have happened in the Pacific Northwest and the Southeast.

COVID-19 cases have decreased each week for the past five weeks, but more than 100 severe cases, including at least 30 deaths ...

COVID-19 cases are on the rise again across the United States, according to data from the US Centers for Disease Control and Prevention.

COVID-19 is rising again in California, driven by new variants like “Nimbus,” amid a nationwide summer wave. Despite “low” overall activity, wastewater data and ER visits indicate a growing trend.

Virus levels have increased sharply since June, with nearly all wastewater sites showing signs of transmission.

Research shows that COVID tends to spike twice annually — once in the winter and once in the summer, and, like past years, cases are starting to go up in much of the country now. But exactly how many ...

Infections of COVID-19 are growing or likely growing in half of the U.S. as of July 8, according to CDC estimates.

Your essential guide to understanding vaccination requirements, schedules, and making informed decisions for your child’s ...