Body (Santa Ana, CA) – As reported by the Los Angeles County Department of Public Health earlier today, a measles case was confirmed in a juvenile now residing in Orange County. The case arrived at LAX on 7/16/26 after living abroad. The OC Health Care Agency (HCA), Communicable Disease Control Division...

Body (Santa Ana, CA) – The Orange County Sheriff’s Department, in partnership with the OC Health Care Agency (HCA), is refining its crisis call diversion program to better serve those experiencing behavioral health disorders. In March 2024, Sheriff’s Department dispatchers began triaging non-violent and non-criminal behavioral health calls for service and...

Body A case of measles has been confirmed in a pediatric patient residing in Orange County. The case was infectious while they traveled arriving at LAX 7/16/2026 after living abroad. The HCA Communicable Disease Control Division (CDCD) is notifying individuals who were exposed to the person in a healthcare setting. There...

Body Key Messages: Multiple detections of West Nile Virus (WNV)-positive mosquitoes in Orange County and a much higher-than-usual number of human WNV cases in California to date signal that this WNV season is starting earlier and may be more intense than usual. California Department of Health (CDPH) is offering a new... Links in this section relate to Body

Body (Santa Ana, CA) - The OC Health Care Agency (HCA) is pleased to announce that recruitment is now open for the CalOptima Health Board of Directors. A as County-Organized Health System, CalOptima Health serves over 829,000 low-income children, adults, seniors and people with disabilities. CalOptima Health launched in 1995 in...

Body Summer is here and with that comes mosquito season. Did you know that mosquitoes are responsible for more human deaths than any other animal in the world? There is a long list of diseases spread by the bites of mosquitoes. In Orange County, the most common disease spread by mosquito... Links in this section relate to Body

Body (Santa Ana, CA) – The OC Health Care Agency (HCA) received confirmation of a measles case in a toddler who had history of international travel. The HCA is notifying individuals who were exposed to the person in healthcare and other settings. “Measles is highly contagious. Anyone planning domestic or international...

Body (Santa Ana, CA) - A resident of Anaheim has tested positive for West Nile virus (WNV) infection, becoming the first human WNV infection in Orange County this year. Since there are no vaccines to prevent or medicines to treat WNV, health officials urge residents to take precautions. “West Nile virus...

Body (Santa Ana, CA) - June 27 marks National HIV Testing Day (NHTD), which promotes testing and early diagnosis of HIV (human immunodeficiency virus). This year’s NHTD theme is Level up your self-love: check your status. Now is the time to take an HIV test. Knowing your status is the first...