The Centers for Disease Control(CDC) believes that up to 12 million fewer doses of H1N1 vaccine than expected will be available by month's end. Availability will be limited for the next week or two due to manufacturing delays. The CDC had hoped 40 million doses would be available by end of October, but this is very unlikely.

It has recently been confirmed that Swine flu vaccines contain thimerosal, a mercury based preservative. In fact, one study suggest that the amount of thimerosal in each vaccine is equal to one full dose of mercury. In addition to the mercury risk, it has also been confirmed that the nasal spray will contain live virus which has led to fears that you could be exposed to the airborne live virus at clinics around the country.

The first round of the H1N1 Swine Flu vaccines started distribution on Monday. Many are in need of this vaccine but there are just as many who fear it. While it was originally dubbed the "swine flu" the H1N1 flu is causing widespread rumors when in fact the virus had never been found in pigs. Many people have compared it to the 1976 "swine flu," which the government warned could kill millions but never arrived.

Vaccine against H1N1 Swine Flu has been approved by FDA, which brings a rejuvenating spree in countries suffering from the pandemic.

Flu shots may reduce the risk of blood clots forming in veins by 26 percent, according to research presented at the American Heart Association’s Scientific Sessions 2008.

Although flu and pneumonia can be lethal for cancer patients, more than one quarter of patients undergoing radiation therapy are not complying with national guidelines to be vaccinated against these potentially life-threatening yet preventable illnesses, according to a study presented October 28, 2007, at the American Society for Therapeutic Radiology and Oncology’s 49th Annual Meeting in Los Angeles.