Body (Santa Ana, CA) - Temperatures across Orange County are expected to rise into the upper 90s and low 100s from Friday, October 2, through Wednesday, October 7, 2026. Residents and visitors are urged to take precautions to reduce the risk of heat-related illness. High temperatures increase the risk of heat-related...

Body Key Messages Influenza percent positivity in Orange County has risen steadily since August. Percent of emergency department visits for influenza-like illness have nearly doubled since the start of September. Overall influenza activity is rising much earlier this year compared to prior seasons, when increases usually began in October or November...

Body (Santa Ana, CA) - A bat found between 18 Wedgewood and 28 Whispering Pine in Irvine tested positive for rabies. The bat was found on September 28 at 4:45 p.m. Anyone who may have had physical contact with the bat or saw someone else having contact with the bat is...

Body The liver is essential for cleaning the blood and storing energy. Although it can repair itself, repeated or long‑term injury can lead to chronic liver disease. As the disease worsens, the liver cannot perform its vital functions, which can become life‑threatening. In severe cases, chronic liver disease leads to liver...