Almost 1 in 5 Americans had swine flu; death rate over 11,000. About 57 million Americans, or slightly more than 18 percent of the population, have contracted pandemic H1N1 influenza since April, federal public health officials said Friday. [News Source]

Up to 17,000 swine flu deaths in US: CDC. Up to 17,120 people have died in the United States from swine flu-related illness, US health authorities said Friday, releasing a new high end estimate that surpasses the global tally kept by the World Health Organization. [News Source]

H1N1 patients were younger and needed more care, study says. Canadians who died of swine flu were 30 years younger that those who typically die of seasonal influenza, according to new data from the Canadian Institute for Health Information. [News Source]

Of swine and men. As viruses go, H1N1 is a genetic pip-squeak. Like its influenza brethren, it possesses only eight genes. Yet those few genes are telling researchers a complex story about where this newly infamous virus came from, and, more importantly, where it might go. [News Source]