Key Facts about the Seasonal Flu Vaccine

Seasonal flu vaccines protect against the three influenza viruses that research indicates will be most common during the upcoming season. The viruses in the vaccine can change each year based on international surveillance and scientists' estimations about which types and strains of viruses will circulate in a given year. About 2 weeks after vaccination, antibodies that provide protection against the influenza viruses in the vaccine develop in the body. Information specific to the 2011-2012 season, including the vaccine formulation, can be found at 2011-2012 Flu Season.

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Can Childhood Asthma be prevented by Farm Milk Consumption?

Numerous epidemiological studies have shown that children who grow up on traditional farms are protected from asthma, hay fever and allergic sensitization. Early-life contact with livestock and consumption of unprocessed cow's milk has been identified as the most effective protective exposures. Milk is a complex food that consists of a variety of components that might be responsible for this protective effect and it is still unclear how farm milk consumption confers protection.

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