(Santa Ana, CA) - The OC Health Care Agency (HCA) has received reports of three probable cases of mpox in Orange County (OC) in the past week. The three cases are the first reported in OC since April 8, 2023; five total cases have been reported here in 2023. While...

Since 2010, more than 1,000 cases of silicosis in workers who fabricate countertops have been reported worldwide. Workers in this industry can inhale crystalline silica dust as they cut and finish countertops, which places them at risk for silicosis, a severe, incurable lung disease. In California, more than 70 cases...

(Santa Ana, CA) – The OC Health Care Agency Environmental Health Division has closed the bay water area at Aloha Drive bridge in the City of Newport Beach. The spill of approximately 140 gallons was caused by a breakage in a force main sewer line. The affected ocean water area...

Over the last month, the percentage of positive SARS-CoV-2 PCR tests among Orange County residents has been increasing. This is in line with previous seasons where an increase in disease activity during both the summer and winter months was observed. Molecular data tracking of SARS-CoV-2 variants shows a range of...

(Santa Ana, CA) – The OC Health Care Agency (HCA), Communicable Disease Control Division is reporting an increase in the percentage of positive COVID-19 PCR tests in Orange County residents over the past month. To minimize the severity of the recent increase, the HCA is reminding residents to take preventative...

World AIDS Day has been commemorated every December 1st since 1988. It is dedicated to spread awareness of the AIDS epidemic, to acknowledge all those living with HIV and to mourn all that have died of the disease. World HIV/AIDS Since 1988, 44 million people worldwide have died of AIDS...

(Santa Ana, CA) — A recently released report from the Orange County Sheriff-Coroner shows a decrease in fentanyl-related deaths, marking a five-year low in the county. The OC Sheriff Coroner Division report shows there were 407 fentanyl-related deaths in 2024, down from 613 deaths in 2023. The numbers reported so...

Recreational use of nitrous oxide, also known as laughing gas, is an emerging public health concern across the country and in Orange County (OC). While nitrous oxide is traditionally used in medical, automotive or culinary purposes, recent reports and observations indicate a rise in its misuse as an inhalant for...

The Centers for Disease Control and Prevention (CDC) is issuing this Health Alert Network (HAN) Health Advisory to inform clinicians and health departments about a new outbreak of Marburg virus disease (MVD) in Ethiopia’s South Ethiopia and Sidama regions. MVD is a severe illness that can be fatal. No suspected...

(Santa Ana, California) – The National Weather Service (NWS) has forecasted cold overnight temperatures throughout inland, coastal and south Orange County cities beginning Tuesday, January 4 through Wednesday, January 5. Overnight temperatures in some areas will dip to the low 40s. Colder-than-normal temperatures increase the risk of cold-related illnesses like...