Is avain flu on the way? What steps are we taking now to prepare for the worst? Is a possible to create a universal vaccine?

From New York - While over 62 million CT scans are done yearly in the US, there is some concern that the volume of studies being done, coupled with the radiation dose from the scans, may increase the risk of cancer. Researchers estimate that CT scanning accounts for 0.4% of cancers. However, given the dramatic rise in the use of CT scans, ...