From Copenhagen - Taking vitamins on a daily basis may not help you live longer, and may even raise the risk of death. In a meta-analysis of 67 randomized clinical trials and data from over 200,000 subjects, taking vitamins did not have an overall positive effect on longevity. Vitamin A was shown to raise mortality by 16%, beta-carotene by 7% ...

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, ...

From Boston - While cutting calories by 30 to 40% has been shown to increase longevity, Harvard researchers may have now found the reason why. Studying the livers of mice who had fasted for a few days, the researchers noted the activation of 2 genes, SIRT3 and SIRT4. These genes influence the mitochondria to become more efficient. The research ...