Flu Cases Spike Across Los Angeles County

Public health officials urge vaccination and preventive measures as flu activity rises

Jan. 30, 2026 at 8:31pm

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Flu activity is increasing across Los Angeles County, with a steady rise in flu cases, emergency department visits for influenza-like illness, and flu-related hospitalizations. Public health officials are urging residents to get vaccinated and take everyday preventive measures to reduce the risk of severe illness, hospitalization, and death from flu infection.

Why it matters

The spike in flu cases in Los Angeles County is concerning, as the flu can lead to serious complications, especially for vulnerable populations. Encouraging vaccination and preventive measures is crucial to protect public health and reduce the burden on the healthcare system.

The details

Surveillance data show that 17.1% of specimens tested positive for influenza during the week ending Jan. 24, up from 11% the previous week. Emergency department visits for influenza-like illness increased to 7.7%, compared with 6.4% the week before, while flu-related hospitalizations rose from 222 to 261. Public health officials are recommending annual flu vaccination for everyone 6 months and older, as this year's vaccine remains effective against the newly circulating subclade K influenza virus.

  • During the week ending Jan. 24, 17.1% of specimens tested positive for influenza, up from 11% the previous week.
  • Emergency department visits for influenza-like illness increased to 7.7%, compared with 6.4% the week before.
  • Flu-related hospitalizations rose from 222 to 261.

The players

Dr. Muntu Davis

L.A. County Health Officer

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What they’re saying

“Flu activity is expected to continue to increase across Los Angeles County, and while many people are already vaccinated, some may still not be protected. Flu vaccination is the most effective way to reduce your risk of severe illness, hospitalization, and death from infection, for yourself, your loved ones and your community.”

— Dr. Muntu Davis, L.A. County Health Officer (Patch.com)

What’s next

Public health officials continue to urge residents to get vaccinated and take everyday preventive measures, such as frequent hand-washing, covering coughs and sneezes, staying home when sick, and wearing well-fitting masks in crowded indoor spaces or around people at higher risk.

The takeaway

The spike in flu cases in Los Angeles County highlights the importance of vaccination and preventive measures to protect public health, especially for vulnerable populations. Residents should heed the advice of public health officials and take steps to reduce the risk of severe illness, hospitalization, and death from flu infection.