The flu vaccine is vitally important. I can't underscore that enough.
As Louisiana families prepare to gather for Thanksgiving, the state finds itself carrying an outsized burden — leading the entire nation in flu activity at nearly double the national rate, driven by a mutated strain that can sidestep prior immunity. The timing is not incidental; it is a reminder that the rhythms of human gathering and viral transmission have always been intertwined. Doctors are not sounding alarms so much as issuing a quiet, urgent invitation: the window to act is now, before the tables are set and the rooms fill with breath.
- Louisiana's flu activity has reached level 7 on the CDC's 14-point scale — nearly triple most other states — with hospital admissions more than doubling in just two weeks.
- A mutated H3N2 strain is outpacing prior immunity, meaning people who had the flu last year may find themselves vulnerable again, and the current vaccine's protection may be less precise than in previous seasons.
- Children ages 2 to 11 are absorbing the sharpest impact, with some hospitals already treating young patients simultaneously for both flu and RSV.
- Thanksgiving gatherings loom as a transmission accelerant, and physicians across the state are urging vaccination now — before millions move indoors together — citing last year's toll of nearly 300 pediatric deaths, most in unvaccinated children.
- Health officials describe the situation as serious but not yet spiraling, framing this moment as the last clear opportunity to blunt what could become a far heavier season.
Louisiana is entering the Thanksgiving holiday as the most flu-burdened state in the country. Federal data for the week ending November 15 showed that 3.9 percent of medical visits involved flu symptoms — nearly double the national average. On the CDC's 14-point severity scale, Louisiana sits at level 7, while almost every other state remains below level 3. Hospital admissions have climbed steeply, from 39 at the start of November to nearly 100 in a single week.
The virus circulating now is not last year's. A strain called H3N2 acquired new mutations over the summer, allowing it to evade immunity people may have built up previously. It has already driven surges in the United Kingdom, Japan, and Canada, and now accounts for more than half of flu samples tested in the United States. The current vaccine still offers partial protection, though experts acknowledge the match may be less precise than in prior years.
The surge arrives at a fraught moment. Last year, nearly 300 children died from flu nationally, with most deaths occurring in unvaccinated children who had no underlying health conditions. This season, children ages 2 to 11 are already accounting for the largest share of emergency department visits, and hospitals are treating young patients with both flu and RSV simultaneously.
Physicians are measured but insistent. 'It's not going crazy yet,' said one infectious disease expert — 'but now is the time to get your flu vaccine.' With millions preparing to travel and gather indoors over the coming days, Louisiana's health system is watching the trajectory closely, hoping the window to act has not already closed.
Louisiana is heading into the Thanksgiving holiday with a flu problem that has outpaced every other state in the nation. Federal data released Friday showed that 3.9 percent of medical visits in Louisiana during the week ending November 15 were for flu symptoms—nearly double the national average and the highest rate recorded anywhere in the country. The state ranks at level 7 on the CDC's 14-point severity scale, a measure based on how many people visit doctors with fever plus cough or sore throat. Almost every other state sits below level 3. Only Colorado approaches Louisiana's position, at level 4.
The hospitalizations tell a sharper story. Nearly 100 people were admitted to Louisiana hospitals for the flu in the past week alone, a steep climb from the 39 admissions recorded at the beginning of November. While severe cases remain relatively contained for now, doctors across the state are watching the trajectory closely. Dr. Michael Bolton, a pediatric infectious disease specialist at Our Lady of the Lake in Baton Rouge, noted that Louisiana frequently experiences flu surges ahead of the rest of the country, though the reason remains unclear and early activity does not necessarily predict a worse overall season.
What is clear is that the virus spreading now is not the same one from last year. A strain called H3N2 acquired new mutations over the summer that allow it to slip past immunity people may have built up previously. Someone who caught the flu last winter might find themselves vulnerable to this updated version. The strain has already driven rapid case increases in the United Kingdom, Japan, and Canada. In the United States, it now accounts for more than half of all flu samples tested. The current vaccine still teaches the body to recognize H3N2 and is expected to offer at least partial protection, though experts acknowledge the match may not be as tight as in previous years.
The timing of this surge—arriving just as millions prepare to gather for Thanksgiving—carries particular weight given what happened last year. Nearly 300 children died from the flu nationally in the 2023-2024 season, with almost half having no underlying health conditions. The overwhelming majority had not received a flu shot. Bolton emphasized the stakes plainly: "The flu vaccine is a vitally important piece of your health care plan. I can't underscore that enough." Dr. Julio Figueroa, an infectious disease expert at LSU Health New Orleans, echoed the urgency. "It's not going crazy yet," he said, "but now is the time to get your flu vaccine."
Children are bearing the heaviest burden so far. State data shows that kids ages 2 to 4 and those ages 5 to 11 account for the largest share of emergency department visits for flu, each group representing more than 10 percent of visits. Hospitals are already managing children hospitalized with both flu and RSV, another seasonal respiratory virus that circulates during the same months. Dr. Margot Anderson, a pediatric hospitalist and infectious disease specialist at Manning Family Children's, said her team is treating multiple children with both infections simultaneously. As families prepare to travel and gather indoors over the coming weeks, the state's health system is bracing for what comes next.
Citas Notables
The flu vaccine is a vitally important piece of your health care plan. I can't underscore that enough.— Dr. Michael Bolton, pediatric infectious disease specialist at Our Lady of the Lake
It's not going crazy yet, but now is the time to get your flu vaccine.— Dr. Julio Figueroa, infectious disease expert at LSU Health New Orleans
La Conversación del Hearth Otra perspectiva de la historia
Why is Louisiana ahead of everywhere else? Is it something about the climate, the population density?
Doctors aren't entirely sure. It happens fairly regularly—Louisiana tends to see flu activity spike before most of the country does. It could be travel patterns, it could be something about how the virus circulates here, but there's no clear answer yet.
And this H3N2 mutation—does that mean last year's vaccine won't work at all?
Not at all. The current vaccine still teaches your body to recognize the strain. But the mutations let the virus evade immunity a bit better, so someone who had the flu last year might not have the same protection they'd normally expect. The vaccine should still reduce severe illness, just maybe not as effectively as we'd hope.
The numbers jumped from 39 hospitalizations to almost 100 in two weeks. That's a sharp curve.
It is. And that's why doctors are pushing vaccination now, before Thanksgiving. Once people start gathering indoors, the spread accelerates. The window to protect yourself is closing.
You mentioned nearly 300 children died last year. How many of those were vaccinated?
Almost none. The vast majority had not received a flu shot. And most of them were otherwise healthy kids—no underlying conditions. That's what makes it so preventable and so tragic.
What should someone do right now, practically speaking?
Get vaccinated. Call your doctor or pharmacist this week. Don't wait until after Thanksgiving. The vaccine takes about two weeks to build full protection, and we're already seeing what happens when people delay.