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A new strain of swine flu is in pigs in four states, according to the CDC. CNN's Elizabeth Cohen has more.

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Bird flu has jumped to baby seals, scientists discoverupdated: Tue Jul 31 2012 11:57:00

A new strain of avian flu that jumped from birds to mammals is responsible for the death of more than 160 seals off the New England coast last year, scientists announced Tuesday.

Bird flu research publishedupdated: Tue Jul 31 2012 11:57:00

Research about the deadly bird flu virus was published in a scientific journal. Elizabeth Cohen explains.

Science journal could give recipe for deadly avian flu virus updated: Sun May 13 2012 10:53:00

A science journal is poised to publish a study that some experts believe could give a recipe to bioterrorists.

Bird flu tests seen as terror threatupdated: Wed Feb 01 2012 10:11:00

The U.S. government wants medical journals to withhold bird flu test information over fear of bio-terror threats.

Report: Chinese man dies of bird fluupdated: Sat Dec 31 2011 07:00:00

A 39-year-old man in southern China died Saturday from what appears to be a contagious strain of avian flu, state media reported Saturday.

Report: Chinese man likely infected with bird fluupdated: Fri Dec 30 2011 18:27:00

A 39-year-old man in a southern Chinese hospital is suffering from what appears to be a contagious strain of avian flu, state media reported Friday.

Do flu shots increase Alzheimer's risk?updated: Mon Nov 07 2011 07:32:00

Do flu shots make you susceptible to Alzheimer's?

U.N. warns on mutant strain of bird flu virusupdated: Tue Aug 30 2011 05:43:00

The United Nations warned Monday of a possible resurgence of the deadly avian flu virus, saying there are indications a mutant strain may be spreading in Asia.

2009: Bird flu deaths in Chinaupdated: Tue Aug 30 2011 05:43:00

In 2009, CNN's John Vause reported on concerns in mainland China over bird flu.

Is it too early to get the flu vaccine?updated: Mon Aug 22 2011 07:14:00

My doctor's office started offering this season's flu vaccine in early August. Should I get it now or wait until closer to flu season?

Avian flu suspected at Missouri facilityupdated: Fri Apr 01 2011 07:24:00

A poultry facility in southwest Missouri was quarantined after the discovery of a suspected case of bird flu, officials said.

New research raises hopes in quest to find universal flu vaccineupdated: Tue Feb 08 2011 06:12:00

Researchers hope a new treatment developed in the United Kingdom will prove vital in controlling future flu pandemics such as H1N1 (swine) flu, bird flu as well as ending the need for annual flu jabs.

Hong Kong diagnoses first human bird flu case in 7 yearsupdated: Thu Nov 18 2010 06:13:00

The first human case of bird flu in seven years has been diagnosed in Hong Kong, health officials said Thursday, urging the public to take precautions.

Study: Flu shot may help reduce heart attacksupdated: Fri Nov 05 2010 15:08:00

A flu shot can do more than just fight against influenza, a new study suggests. It may also fight against heart attacks.

Colds and flu? Not you!updated: Wed Nov 03 2010 07:04:00

It's that time again: Everywhere you go, people are sniffling, sneezing, and coughing. Think you're next to get sick? Not necessarily.

Lineman won't be tackled by flu againupdated: Thu Sep 02 2010 08:18:00

It was the fifth game of the 2009 Ohio State University football season, and offensive lineman Andy Miller cheered as the Buckeyes sprinted past the Indiana Hoosiers, 33-14, the fourth win of the year. The campus was brimming with excitement, yet for Miller the occasion was bittersweet.

Back-to-school signals start of flu season in the U.S.updated: Wed Aug 25 2010 17:34:00

As students return to U.S. classrooms, it's time for people to begin thinking about flu shots.

H1N1 pandemic is over, health director saysupdated: Tue Aug 10 2010 13:35:00

The global H1N1 pandemic is over, the Centers for Disease Control and Prevention and the World Health Organization said Tuesday.

H1N1: Pandemic was emotional as well as physicalupdated: Thu Feb 25 2010 12:35:00

Last spring, U.S. doctors' offices were barraged with phone calls and worried patients packed into hospitals. Schools closed. Face masks and Tamiflu were suddenly in short supply. The country verged on an H1N1 panic.

My son had flu, but we don't know kind; does he need a vaccination?updated: Mon Nov 30 2009 09:35:00

In the emergency room recently, my 14-month-old son got a diagnosis of influenza A, but he wasn't tested for H1N1. He has recovered after nine days of fever and other symptoms, but we are unsure going forward whether to seek the regular or swine flu vaccine for him. Any suggestions?

Santa wants protectionupdated: Fri Nov 27 2009 13:21:00

Santa is asking for the H1N1 vaccine to protect himself and the children he'll be seeing this year. WFTS reports.

H1N1 linked to rise in bacterial pneumonia casesupdated: Fri Nov 27 2009 13:21:00

As H1N1 cases are rising, so are bacterial pneumonia cases, health officials are finding.

Swine flu fears over football spittingupdated: Wed Oct 28 2009 14:59:00

A UK health agency has warned footballers to stop their "disgusting" habit of spitting as it could lead to the spread of the H1N1 virus.

A H1N1 flu to-do (and don't do) listupdated: Sat Oct 24 2009 14:31:00

Swine flu vaccines are rolling out this month -- finally. Health-care workers in Indiana and Tennessee were the first to get the nose-spray version, while New Yorkers clamoring for the H1N1 vaccine finally had their chance too.

Beijing vaccines target youngupdated: Sat Oct 24 2009 14:31:00

CNN's John Vause updates China's efforts to vaccinate its people against H1N1.

New York suspends mandatory flu shotsupdated: Sat Oct 24 2009 10:28:00

New York public health workers will no longer be required to be vaccinated against both the seasonal and H1N1 flu virus, state officials announced Thursday, prompted by a vaccine shortage.

CNNMoney: Hand sanitizer in short supply as swine flu hitsupdated: Fri Oct 23 2009 14:58:00

Demand for hand sanitizer has gone through the roof since the first cases of swine flu broke out earlier this year, and some makers of the germ-fighting gels are scrambling to keep up.

CNN Student News Learning Activity: H1N1 Virusupdated: Thu Oct 22 2009 21:51:00

Students will learn about the H1N1 virus (commonly known as swine flu) and research why officials are concerned about the H1N1 pandemic. Students will also learn about the measures that are being taken by international, federal and local health authorities to prevent the spread of colds and the flu and a possible outbreak of influenza.

Could my cough and sore throat be a reaction to the flu vaccine?updated: Mon Oct 19 2009 09:40:00

I received the flu shot but about 10 days later came down with a painful cough, headache, fatigue and sore throat, but no fever. Is this a reaction to the flu shot? It's miserable!

CDC: Production of H1N1 flu vaccine laggingupdated: Sat Oct 17 2009 11:08:00

As more people are getting sick from the H1N1 flu virus, the Centers for Disease Control and Prevention is reporting that the production of the H1N1 vaccine is slower than expected.

New York workers must get flu shots, for now, judge rulesupdated: Thu Oct 15 2009 10:41:00

A New York judge denied a request Wednesday for a temporary restraining order barring the state from mandating flu vaccines for health care workers but left open that possibility pending another hearing on the matter next week.

Study: Underlying conditions playing less of role in H1N1updated: Wed Oct 14 2009 10:50:00

New research suggests that nearly half of patients hospitalized with the H1N1 virus had no underlying conditions, an increase from prior findings, a federal health official said Tuesday.

Young people are at risk for H1N1 complications, studies sayupdated: Tue Oct 13 2009 15:42:00

An analysis of the sickest swine flu patients in Australia, Canada, Mexico, and New Zealand suggests that relatively healthy adolescents and young adults are among the most likely to get very sick after an H1N1 infection, a pattern similar to that seen in the 1918 influenza pandemic.

Answers to H1N1 questionsupdated: Thu Oct 01 2009 17:04:00

The swine flu vaccine is almost here. The question now is, will you get one? CNN's Elizabeth Cohen gets answers.

U.S. prepares for possible swine flu epidemic as global cases riseupdated: Fri Sep 25 2009 09:56:00

The United States stepped up preparations for a possible swine flu epidemic, and Canada confirmed its first cases on Sunday as researchers worked to determine how contagious the virus could be.

Mexico tries to contain fluupdated: Fri Sep 25 2009 09:56:00

Tracy Wilkinson of the Los Angeles Times reports on the Mexican government's efforts to contain the swine flu outbreak.

Some doubt hand washing stops H1N1updated: Thu Sep 24 2009 20:55:00

At the beginning of the school year, a couple of hundred parents, myself included, gathered in the middle school lounge for the principal's back-to-school speech. The chatting hushed as the principal walked from the back of the room to the podium. As she proceeded down the aisle, parting the crowd of parents, she carried with her the biggest bottle of hand sanitizer I've ever seen.

Is it cold or flu?updated: Mon Sep 21 2009 22:11:00

CNN's Melissa Long reports on how colds differ from flu.

Cold? Flu? H1N1? How can you tell the difference?updated: Mon Sep 21 2009 22:11:00

When Tyra Smith's boyfriend, Chris Lewis, first suggested they be guinea pigs in a H1N1 vaccination study in August, she wasn't so crazy about the idea. But then she warmed to it: While she doesn't like needles, she thought she'd help out because she knew H1N1 was a serious virus.

H1N1 pediatric trials bring good news, national institute saysupdated: Mon Sep 21 2009 19:45:00

The first data from H1N1 vaccine trials in children reveal some good news, the director of the National Institute of Allergy and Infectious Diseases said Monday.

The latest on H1N1 from CDCupdated: Fri Sep 18 2009 17:06:00

The CDC reports that 21 states in U.S. are seeing widespread flu activity. CNN's Elizabeth Cohen has the latest.

CDC: 3.4 million inhalable H1N1 vaccine doses available soonupdated: Fri Sep 18 2009 17:06:00

Health officials expect more than 3 million doses of H1N1 flu vaccine to be available in the first week of October.

CDC: 3.4 million H1N1 vaccine doses available in early Octoberupdated: Fri Sep 18 2009 16:47:00

Health officials expect more than 3 million doses of H1N1 flu vaccine to be available in the first week of October.

Pregnant H1N1 volunteerupdated: Fri Sep 18 2009 14:25:00

Meet a pregnant woman who signed up to test the new swine flu vaccine. CNN's Elizabeth Cohen reports.

Surviving H1N1 -- with baby in bellyupdated: Fri Sep 18 2009 14:25:00

For the past several months, Amy Wolf has been glued to the television, intently watching for information on how best to prepare for H1N1 flu.

CDC: H1N1 flu vaccine to be ready by early Octoberupdated: Mon Sep 14 2009 13:38:00

The H1N1 flu vaccine will be available earlier than had been expected, the director of the nation's top disease agency told CNN on Monday.

One dose of vaccineupdated: Fri Sep 11 2009 13:04:00

A single, low dose of H1N1 vaccine may be enough to protect adults from the flu virus.

Hospitals prepare for H1N1updated: Wed Sep 02 2009 10:07:00

CNN's Dr. Sanjay Gupta talks to HHS secretary Sebelius about hospital preparedness for an H1N1 flu outbreak.

Global swine flu deaths top 1,100updated: Mon Aug 24 2009 13:12:00

More than 1,100 people worldwide have died from swine flu since it emerged in Mexico and the U.S. in April, according to the latest figures from the World Health Organization.

Study: Face masks seem to protect against fluupdated: Mon Aug 24 2009 13:09:00

From Mexico to China, people around the world have worn face masks to protect against swine flu, also known as the H1N1 virus. The problem? Experts could never say for sure whether such masks actually help you stay healthy.

Federal panel issues H1N1 vaccine guidelinesupdated: Mon Aug 24 2009 13:05:00

A federal advisory committee issued sweeping guidelines Wednesday for a vaccination campaign against the pandemic swine flu strain, identifying more than half the U.S. population as targets for the first round of vaccinations.

Study: Tamiflu may do children more harm than goodupdated: Tue Aug 11 2009 11:07:00

Treating flu-stricken children with anti-viral medication including Tamiflu and Relenza could do more harm than good, a new report has warned.

Swine flu shuts down summer youth campupdated: Sat Jul 25 2009 08:20:00

An international youth camp in western Norway is being shut down after swine flu broke out among the teenagers, the organizers, 4H Norway, announced Saturday.

New swine flu cases double to 100,000 in UKupdated: Fri Jul 24 2009 06:36:00

There were 100,000 new cases of swine flu in England last week, nearly double the number from the previous seven days, authorities announced Friday.

U.S. trials for H1N1 vaccine announcedupdated: Thu Jul 23 2009 15:14:00

In a race to beat the flu season, medical institutes across the United States will begin human trials for a new H1N1 flu vaccine starting in early August, the National Institutes of Health announced Wednesday.

H1N1 vaccine testedupdated: Thu Jul 23 2009 00:58:00

Australia starts vaccine trials for the H1N1 virus. SBS's Jenny Lavelle reports.

Swine flu drug sales soar amid stockpilingupdated: Thu Jul 23 2009 00:58:00

Sales of the flu drug Relenza shot up 1,900 percent from a year ago as governments around the world stockpiled in preparation for a swine flu pandemic, drugmaker GlaxoSmithKline said Wednesday.

Australia to begin first human test of swine flu vaccineupdated: Wed Jul 22 2009 20:18:00

The first human trials of a swine flu vaccine are expected to start in Australia Wednesday, as the World Health Organization confirmed that more than 700 people had died from the virus worldwide.

Baby delivered prematurely from swine flu patient diesupdated: Mon Jul 20 2009 17:31:00

An infant girl delivered prematurely from her mother, who has the swine flu virus, has died, hospital officials said Monday.

Airlines stop swine flu victims flyingupdated: Mon Jul 20 2009 15:40:00

British airlines have put into effect measures to stop people with swine flu boarding flights in a bid to prevent the virus from spreading further.

How to combat the latest supergermsupdated: Thu Jul 09 2009 16:32:00

When the swine flu burst onto the scene in April, the bug arrived with a few particularly ominous signs: The flu was resistant to a class of drugs often used to fight flu in the past, and experts were surprised that a nonhuman virus could have such rapid human-to-human transmission. Why was swine flu resistant to current medicines, and was this strain a new supergerm?

China reports mainland swine flu caseupdated: Tue Jul 07 2009 13:18:00

Mainland China reported its first case of swine flu -- a 30-year-old man "currently enrolled in a university in the United States," the country's ministry of health said.

Fake Tamiflu 'out-spams Viagra on Web'updated: Fri Jul 03 2009 12:55:00

The number of Internet scammers offering fake anti-swine flu drug Tamiflu has surpassed those selling counterfeit Viagra, a UK body said Friday.

Aborigines at 'higher risk' of swine fluupdated: Thu Jul 02 2009 06:43:00

Australia's Aboriginal people are at greater risk from the H1N1 virus, the country's health minister has warned.

CDC: U.S. may need 600 million swine flu vaccine dosesupdated: Wed Jul 01 2009 13:44:00

Questions abound about how to best inoculate the world against swine flu as health officials plan for a campaign that could dwarf any previous flu vaccination effort.

Girl, 9, dies of swine flu as UK cases jumpupdated: Tue Jun 30 2009 13:27:00

A nine-year-old girl has died in Britain from the H1N1 virus, commonly known as swine flu, as authorities reported a jump in the number of cases in the country.

Travelers to China risk 'random' quarantineupdated: Sat Jun 20 2009 03:32:00

Travelers to China who display flu-like symptoms may be randomly quarantined over concerns of the swine flu virus, the U.S. State Department warned.

Swine flu cases near 30,000 worldwideupdated: Fri Jun 12 2009 11:01:00

The number of swine flu cases is closer to reaching 30,000, the World Health Organization reported Friday, a day after declaring the start of a global pandemic.

Anxiety in Mexico Cityupdated: Thu Jun 11 2009 13:26:00

CNN's Dr. Sanjay Gupta provides a close-up view of the anxiety inside and outside one of Mexico City's biggest hospitals.

WHO raising swine flu alert level, U.S. saysupdated: Thu Jun 11 2009 13:26:00

The World Health Organization has raised its pandemic alert level in response to the outbreak of swine flu that originated in Mexico.

Report: Next flu could strain health care systemupdated: Thu Jun 04 2009 20:31:00

A report released Thursday commended the government for developing plans and stockpiling antivirals after the avian flu scare but warned that gaps still exist and that the health system may not be prepared in a more severe outbreak.

SI.com: Mets insist Beltran and Maine don't have swine fluupdated: Wed Jun 03 2009 11:45:00

Mets people insist that center field star Carlos Beltran and starting pitcher John Maine do not have swine flu or any of several symptoms of the virus in the wake of a swine flu scare involving another member of the Mets' traveling party.

Utah reports first swine flu death; NYC has closed 21 schoolsupdated: Wed May 20 2009 19:34:00

A Utah man with chronic health problems died Wednesday from complications associated with swine flu, a local health official said. If confirmed, it would be the ninth U.S. fatality associated with the flu outbreak.

Official: Closing schools in face of swine flu may not be best choiceupdated: Tue May 19 2009 18:57:00

Public health officials are seeing a number of outbreaks of swine flu at schools nationwide, but closing those schools may not always be the best public health measure, a federal scientist said Tuesday.

'We are not out of the woods' with new flu, CDC warnsupdated: Tue May 19 2009 18:04:00

Health officials say the H1N1 virus, commonly known as the swine flu, is likely to cause more illnesses and deaths in the United States, even though much of the initial anxiety has eased.

H1N1 victim's husband talksupdated: Tue May 19 2009 18:04:00

Larry King talks with the husband of the first U.S. victim of the H1N1 virus, known as swine flu, about his wife's death.

Possible swine flu deathupdated: Tue May 19 2009 13:58:00

CNN's Mary Snow has the latest on a possible swine flu death.

Three NYC schools closing for week over H1N1 fluupdated: Thu May 14 2009 23:35:00

Five new cases of the H1N1 virus in New York City schools will force three schools to close for a week, Mayor Michael Bloomberg said at a news conference Thursday evening.

Swine flu sourceupdated: Wed May 13 2009 07:41:00

As cases of swine flu spark global concern, Dr. Gupta travels to Mexico City, the epicenter of this outbreak.

WHO reports 2,500 cases of swine fluupdated: Fri May 08 2009 21:39:00

The World Health Organization on Friday reported 2,500 confirmed cases of swine flu in 25 countries, with 44 deaths from the disease.

Swine flu, part II: What's in store in the months to comeupdated: Thu May 07 2009 11:56:00

With mostly mild cases of swine flu in the United States, swine flu fears are lessening. But viruses have a way of re-appearing. While nobody has a crystal ball, here are some thoughts about what the 2009 H1N1 virus might do in the months to come.

Swine flu origins mysterious in 'genetic arms race'updated: Wed May 06 2009 15:25:00

While investigators trudge through pig farms and remote villages in Mexico, searching for clues about the new swine flu, answers about the virus' origin may finally appear on a computer, based on genetic codes.

H1N1 'not stronger' than fluupdated: Wed May 06 2009 10:50:00

Homeland Security Secretary Janet Napolitano says she doesn't think the H1N1 flu is stronger than regular seasonal flu.

Swine flu no worse than regular flu, Napolitano saysupdated: Wed May 06 2009 10:50:00

The swine flu virus that has sparked fear and precautions worldwide appears to be no more dangerous than the regular flu virus that makes its rounds each year, U.S. officials said Monday.

Second U.S. death linked to swine flu, officials sayupdated: Tue May 05 2009 22:39:00

A Texas woman who had swine flu has died, officials said Tuesday, marking the second death in the United States linked to the virus and the first of a U.S. resident.

Commentary: Keeping your hands free of flu virusupdated: Mon May 04 2009 09:23:00

The rapid spread of the 2009 H1N1 influenza virus (also known as swine flu) from Mexico to at least 19 other countries in less than 10 days is a cause of major concern.

Swine flu updateupdated: Sun May 03 2009 23:27:00

Anderson Cooper and panelists discuss the latest on the swine flu virus spreading throughout the world.

'Walking well' flood hospitals with -- or without -- flu symptomsupdated: Sat May 02 2009 11:48:00

A runny nose. A cough. A sore throat. And even pork eaten a week ago.

'Patient Zero' believed foundupdated: Fri May 01 2009 20:48:00

Mexican officials focus on a young boy confirmed to be infected with swine flu in Mexico. CNN's Dr. Sanjay Gupta reports.

Meet the boy believed to be 'patient zero'updated: Fri May 01 2009 11:14:00

Tucked away in this small mountain village in Mexico, off a dusty road flanked by pig farms, is where the earliest case of swine flu -- a virus spreading globally -- was confirmed.

Gupta demystifies the pandemicupdated: Thu Apr 30 2009 21:27:00

CNN's Dr. Sanjay Gupta brings you the latest information on the swine flu epidemic from Mexico City.

Scientists dig for lessons from past pandemicsupdated: Thu Apr 30 2009 21:27:00

If there's a blessing in the current swine flu epidemic, it's how benign the illness seems to be outside the central disease cluster in Mexico. But history offers a dark warning to anyone ready to write off the 2009 H1N1 virus.

More than 100 U.S. schools closed because of swine fluupdated: Thu Apr 30 2009 01:34:00

At least 74 schools have closed across the country because of confirmed or probable cases of swine flu and 30 more have closed as a precautionary measure, the Department of Education said Wednesday.

WHO fears swine flu pandemic imminentupdated: Wed Apr 29 2009 16:42:00

The World Health Organization raised the swine flu alert to level five Wednesday indicating it fears a pandemic is imminent.

Swine flu's 'patient zero'updated: Wed Apr 29 2009 14:55:00

CNN's Dr. Sanjay Gupta tracks down a Mexican child who may be 'patient zero' in the swine flu epidemic.

Four 20th-century flu outbreaksupdated: Wed Apr 29 2009 14:55:00

As panic mounts over the increasing number of swine flu cases, it looks like the world is ending, with a sniffle and sneeze -- again.

Commentary: Flu shouldn't close Mexico borderupdated: Wed Apr 29 2009 09:48:00

The swine flu outbreak that started less than a month ago has caused more than 150 deaths in Mexico and more than 60 confirmed cases across the United States, Canada and the United Kingdom, with suspected cases in France, Spain, Israel and New Zealand.

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