The Dr. Oz Show, which launched last fall under Winfrey's Harpo banner, is designed to make health topics from swine flu to orgasms informative and entertaining.
The first cases of the virus were detected in Mexico, where health officials suspect swine flu in more than 150 other deaths and roughly 2, 500 illnesses.
The World Health Organization confirmed 73 cases of swine flu Monday, but health officials in Scotland, California and Texas confirmed nine more, bringing the worldwide total to 82.
By Tuesday, Mexican health officials suspect that the swine flu outbreak has caused more than 159 deaths and roughly 2, 500 illnesses.
On the same day that the World Health Organisation raised the alert about swine flu back in April, Michelle Bachelet, Chile's president, gathered a committee of experts to discuss the threat.
Health authorities have pointed out that this swine flu strain has never been seen.
CNN: Among the swine flu mysteries: Why only deaths in Mexico?
New York State has already made the new H1N1 swine flu shots mandatory for health care workers.
The research is a first step toward U.S. health officials' goal of developing a safe and effective vaccine against H1N1, also known as swine flu, which has been declared a global pandemic by the World Health Organization.
CNN: School: No shortage of volunteers for swine flu vaccine trials
In Washington state, a pediatrician who saw 22 patients and their parents Monday is among 13 people that public health authorities say have "probable" cases of swine flu.
Meanwhile, U.S. officials now recommend that schools stop closing when a case of swine flu is confirmed at a school, Health and Human Services Secretary Kathleen Sebelius said Tuesday.
The Department of Health and Human Services has ordered 75 million doses of swine flu vaccine for delivery by year's end, and the CDC had predicted that 40 million doses would be available by the end of October.
Predicting the path of a swine flu outbreak is next to impossible, public health officials say.
The World Health Organization announced Thursday it would stop using the term "swine flu" to avoid confusion over the danger posed by pigs.
CNN: Inaccurate 'swine' flu label hurts industry, pork producers say
Public health officials are simply assuming that anyone with flu symptoms has swine flu, because it's the only form of the virus in circulation, he said.
Meanwhile, as the number of confirmed swine flu cases reached 787 worldwide, the World Health Organization said Sunday it had started distributing 2.4 million doses of a common anti-viral drug to 72 nations.
Andrew Jones, director of public health for Betsi Cadwaladr University Health Board, said doctors were currently treating two confirmed cases of swine flu at Wrexham Maelor Hospital but had overall seen a drop in flu cases.
Acting CDC Director Richard Besser, also speaking on "State of the Union, " said U.S. health officials are examining whether people who received flu shots for the swine flu in 1976 may have some level of protection from the current swine flu.
The island's health department is continuing negotiations with UK authorities about obtaining stocks of a swine flu vaccine once it has been developed.
The National Public Health Service (NPHS) said not all of these people would have swine flu and not everyone with flu-like symptoms would contact their GP.
The number of deaths this winter from flu across the UK verified by the Health Protection Agency stands at 50, with 45 of these due to swine flu.
Mr Healey forced Health Secretary Andrew Lansley to the despatch box to answer an urgent question on swine flu on 10 January 2011.
The swine flu outbreak is spawning debate about how people get information during health emergencies -- especially at a time when news sources are becoming less centralized.
Health authorities in the U.K. are warning that the number of swine flu cases could reach one in three people and that up to 65, 000 could die this winter.
The World Health Organization on Monday raised its pandemic alert level in response to the outbreak of swine flu that originated in Mexico.
Health officials have been concerned about how to keep the virus, also known as swine flu, from spreading among the millions of visitors expected in Saudi Arabia during this year's Hajj.
In October 2009, the Occupational Safety and Health Administration (OSHA) said it would soon issue a "compliance directive" to ensure that health-care facilities have controls in place to protect workers from occupational exposures to swine flu.
Dr. Lisa Ferguson, a veterinarian for the National Animal Health Policy Programs at the U.S. Department of Agriculture, said this variant of swine flu was first detected in 2010.
Paul Flynn MP, who is part of a Council of Europe investigation into allegations of drug company influence on the World Health Organisation and government policies, reacts to the government's handling of a possible swine flu pandemic.
The state health departments in Delaware, Colorado, Georgia, Nebraska and Virginia on Thursday said they had confirmed swine flu cases: four in Delaware, one in Georgia and two each in Colorado, Nebraska and Virginia.
In Devon, health experts are attempting to contain a flu outbreak by shutting a school attended by Britain's youngest swine flu patient - a 12-year-old girl.
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