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The number of flu cases in the U.S. fluctuates by year. Over the past decade the yearly number of cases ranged from 9 to 41 million.
A Weekly Influenza Surveillance Report Prepared by the Influenza Division.
Overall burden of influenza (flu) for the 2022-2023 season was an estimated 31 million flu illnesses. Overall burden of flu illness for the 2021-2022 season was an estimated 11 million flu illnesses. In 2020-2021, the number of people hospitalized with flu was too low to generate stable estimates.
US influenza statistics by flu season. From the Centers for Disease Control and Prevention page called "Disease Burden of Flu": "Each year CDC estimates the burden of influenza in the U.S. CDC uses modeling to estimate the number of flu illnesses, medical visits, hospitalizations, and deaths related to flu that occurred in a given season.
The number of flu deaths in the United States fluctuates by year. Over the past decade annual deaths ranged from around 5,000 to 51,000.
Each year CDC estimates the burden of influenza in the U.S. CDC uses modeling to estimate the number of flu illnesses, medical visits, hospitalizations, and deaths related to flu that occurred in a given season.
Influenza outbreaks occur yearly around the world, with outbreaks in the United States usually occurring in late fall and winter. Flu symptoms can be treated with over-the-counter products, but the...
According to the CDC, the estimated number of annual flu cases in the U.S. each year since 2016 is as follows: 29 million cases in 2016-2017; 41 million cases in 2017-2018; 29 million cases...
During the 2022–2023 US flu season, an estimated 31.91 million people experienced symptoms of the influenza virus. After two years of unusually low levels of recorded flu activity, cases jumped from 2022 to 2023, according to preliminary Centers for Disease Control and Prevention (CDC) estimates. When is the flu season?
This year's latest report suggests flu cases are only now starting to cross that threshold. "We're maybe slightly later than last year, and maybe quite a bit later than the year before, ...
National Influenza Centres (NICs) and other national influenza laboratories from 131 countries, areas or territories reported data to FluNet for the time period from 13 May 2024 to 26 May 2024* (data as of 21/06/2024 01:13:51 PM UTC).
Explore global data produced by the World Health Organization on influenza symptoms and cases.
This page therefore shows estimates of deaths during seasonal flu epidemics, historical flu pandemics, patterns of flu seasons in different countries, and confirmed cases of flu and flu-like symptoms across the world.
Each year CDC estimates the burden of influenza in the United States. CDC uses models to estimate the number of flu illnesses, medical visits, hospitalizations, and deaths related to flu that occurred in a given season.
According to data collected by the CDC from 2010–2020, the flu caused about 12,000–52,000 deaths annually. The flu caused nine million to 41 million illnesses and 140,000–710,000...
For the week ending April 20, 2024, clinical laboratories in the U.S. tested 56,206 specimens for flu viruses, of which 2,720 (4.8%) were positive. Among the positive results, influenza A accounted for 56.3% of positive flu cases, and influenza B accounted for 43.7%.
In recent years, the flu season has peaked at an average of 12,500 diagnosed weekly cases, usually in late January or February, but most cases go undiagnosed. The C.D.C. estimates the number of...
Flu and RSV cases among young children are starting to rise in the U.S. ahead of the holiday season. According to the CDC, flu season in the U.S. typically occurs in the fall and winter. A 2018 ...
The Centers for Disease Control and Prevention (CDC) says that as of January 30, there have been just 1,316 positive flu cases in its clinical surveillance network since September. Around this...
Percent of children ages 6 months to 17 years who received an influenza vaccination during the past 12 months: 47.7% (2023) Source: Interactive Summary Health Statistics for Children: National Health Interview Survey, 2019-2023. Percent of adults ages 18–34 who received an influenza vaccination during the past 12 months: 35.6% (2023)
Since the start of the bird flu outbreak in U.S. cattle more than eight months ago, health authorities have reported 57 human cases of H5N1 viral infections, a startling number in a country that ...
Flu season looks to have started in earnest after new Government figures indicated cases had jumped by two-thirds in just a week.. The proportion of people in England with flu symptoms testing ...
The overall burden of influenza (flu) for the 2019-2020 flu season was an estimated 35 million flu-related illnesses, 16 million flu-related medical visits, 390,000 flu-related hospitalizations, and 25,000 flu-related deaths.
The H5N1 Bird Flu Has Been A Problem Among Birds for Years. It’s been called the bird flu because it is a type of influenza virus first noticed as spreading among birds.
Some 352,782 confirmed cases of influenza have so far been reported to the National Notifiable Diseases Surveillance System this year. It's a more than 20 per cent increase on last year's figure ...
During September 28, 2020–May 22, 2021, in the United States, 1,675 (0.2%) of 818,939 respiratory specimens tested by U.S. clinical laboratories were positive for an influenza virus. The low level of flu activity during this past season contributed to dramatically fewer flu illnesses, hospitalizations, and deaths compared with previous flu seasons.
Including this most recent case, 55 human cases of H5 bird flu have now been reported in the United States during 2024, with 29 in California. CDC's risk assessment for the general public is low. However, people with exposure to infected or potentially infected animals, such as birds, dairy cattle, or other animals (including livestock), or to ...