The mandatory testing comes as the total number of infected herds in California has risen to 17. Nationally, officials have ...

The disease, while rarely fatal, is painful and debilitating. Officials did not say where in the county the case occurred.

The two new locally acquired cases are from the same area where the first case was reported last week. In other state news: vaccine hesitancy and the Minnesota measles outbreak; an "epidemic" of ...

The Los Angeles area is seeing a troubling increase in local dengue fever cases, health officials warned Wednesday. In a ...

Health officials have reported an "unprecedented" cluster of dengue fever cases in Southern California that are not ...

At least three cases of dengue fever have been reported in residents bitten by local mosquitoes in the Baldwin Park neighborhood east of downtown Los Angeles.

Charts and maps show where dengue, West Nile and eastern equine encephalitis have been detected and how this year stacks up ...

For the first time, L.A. County health officials have identified a cluster of dengue fever cases that are not travel-related. Could we be seeing more of this disease in places it's not usually found.

Health officials reported a single case of locally acquired dengue in Long Beach last year. Now, three such cases in Baldwin ...