New research shows that swine flu could provide insight into developing a vaccine.
Scientists are at odds over tests that some say could be used to make a biological weapon.
A researcher in the US has shown how he created a hybrid of H5N1 bird flu and swine flu that can easily spread between people.
A study shows that infants were most at risk in last year's swine flu outbreak.
The WHO on Tuesday announced the end of the swine flu pandemic, more than a year after the disease began spreading around the world.
Experts have warned that it would be a "serious mistake" to dismiss swine flu because of the relatively low impact it had last year.
Since raising the A(H1N1) alert on April 23 2009, Mexico has registered more than 72 000 cases, including almost 1 200 deaths.
The internet had a disruptive impact on the handling of the flu pandemic by fanning speculation and rumours, officials said on Tuesday.
The World Health Organisation (WHO) on Monday conceded shortcomings in its handling of the H1N1 swine flu pandemic.
Swine flu will be one of the Health Department's "biggest nightmares" during the Soccer World Cup, Health Minister Aaron Motsoaledi said on Monday.
South Africans should not be complacent about swine flu ahead of the World Cup as it remains a grave health threat, Netcare Travel Clinics warned.
Three more people were diagnosed with swine flu over the weekend, pushing SA's number of cases to seven, the Health Department said on Monday.
A second swine flu case has been reported in South Africa, Gauteng health spokesperson Mandla Sidu said on Thursday.
South Africans and travellers to the Confederations Cup need not panic after SA's first case of swine flu was confirmed, the Health Department says.
South Africa has identified the first case of the H1N1 flu virus in the country, the Department of Health said on Thursday.
Many sick passengers who flew to Ho Chi Minh City took fever reducers to cheat temperature scanners at the airport, it was reported at the weekend.
Authorities appealed for calm on Monday after Britain confirmed the first swine flu death outside the Americas.
A Swiss pharmaceutical giant said on Friday it has a swine flu vaccine ready for trial as governments stepped up precautions.
The World Health Organisation declared an influenza pandemic on Thursday and advised governments to prepare for a long-term battle.
The WHO was poised on Thursday to declare that the new H1N1 virus has caused the first influenza pandemic in more than 40 years.