An elderly man has died of the virus contracted during what is turning out to be a season with heavy rates of infection among mosquitos.
Portions of the harbour are closed indefinitely due to a sewage spill.
About 250,000 gallons of sewage spilled into the storm system, washing out to sea in the Long Beach area.
As kids go back to school, something worse than homework awaits many of them. Also, you might want to rethink taking selfies with friends.
A 51-year-old man is recovering from a West Nile infection, the first confirmed human case in the county as mosquito season ramps up.
Other states may follow ours - one of strictest in nation - and eliminate philosophical and religious exemptions, Stanford experts say.
The previously healthy “male youth" had to be hospitalized to control the virus.
Already in the Top 5 last year, it moved up two slots.
The deceased individual was from Nevada County north of Lake Tahoe, state health officials said.
"No matter how long it takes, we will protect our children and the parents' right to choose," said mandatory vaccination opponents.
Researchers at City of Hope say they created a therapy that effectively uses Salmonella bacterium to kill tumors.
Despite massive opposition from anti-vaxxers, the governor has signed a law, eliminating the vaccine requirement personal belief exemption.
Hundreds of opponents, including an Orange County pediatrician, attended the hearing, and held a rally on the capitol steps.
The popular Sky Room closed down for four days to sanitize after the stomach bug affected patrons and employees.
The massive recall includes more than 200,000 pounds of chicken, beef and pork. There's a Lee's Sandwich shop in Milpitas.
Raw tuna is the suspected culprit in 31 cases of salmonella statewide.
Sandy Segerstrom Daniels donated $5 Million to CHOC to help the 150,000 children coping with mental illness in Orange County.
Water quality at Orange County beaches could be dangerous until, at least, Monday morning due to elevated bacteria levels.
The South Coast Air Quality Management District has ordered Hixson Metal Finishing to reduce its emissions of cancer-causing pollution.
A record 16,000 runners are expected to participate in Disneyland's Tinker Bell Half Marathon.
“We are pleased this outbreak is over, but caution that measles can be reintroduced in California at any time..." health officials said Fri.
Six people fell seriously ill after consuming contaminated raw milk.
The lawsuit claims many popular wines made and distributed in California contain dangerous levels of arsenic. Here' the full list of wines.
Are you ready to enjoy an extra hour of daylight in the evening?
Don't forget the four basic tips of food safety: clean, separate, cook and chill.