More than 100 additional Americans today left a cruise ship quarantined due to novel coronavirus (COVID-19) and must wait 14 days before entering the U.S., the Centers for Disease Control and Prevention said. The Diamond Princess cruise off the coast of Japan reported over 450 cases of COVID-19 during the quarantine period, which ended today. On Sunday, more than 300 of the ship’s U.S. passengers voluntarily returned to the U.S. and are currently in quarantine in Texas and California. For the latest information and resources on COVID-19, visit AHA’s coronavirus webpage.

Headline
An outbreak of measles in Utah has grown to 663 cases, the state’s Department of Health and Human Resources reported May 12. There have been 466 cases…
Headline
A Centers for Disease Control and Prevention report released May 14 found that U.S.-reported dengue cases in 2024 increased 359% above the annual average from…
Headline
The Centers for Disease Control and Prevention announced May 14 that 41 people across the U.S. are being monitored for symptoms of hantavirus following an…
Headline
The measles outbreak in Utah that began in June 2025 has grown to 638 cases as of May 5, according to the state’s Department of Health and Human Services. Of…
Headline
A measles outbreak that reached 997 cases in South Carolina has been declared over, as the 42-day threshold with no new reported cases was reached April 26.…
Headline
The Utah measles outbreak has increased to 607 cases, the state’s Department of Health and Human Services reported April 24. Nationwide, there have been 1,792…