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...turns out, these megarouters sitting inside data centers of major telcos and cablecos are among the biggest bottlenecks of the Internet, because as bandwidth speed to end users has shot up in recent years, router technology has not kept up, resulting in traffic jams that can slow or freeze downloads...
Cisco's superrouter is expected to turn what is now the equivalent of a country road into an eight-lane superhighway for Internet data traffic, including 3-D video, university lectures and feature films such as Harry Potter and the Half-Blood Prince and The Twilight Saga: New Moon. "Video is the big driver behind all this," says analyst Akshay Sharma of technology-research company Gartner Inc., noting that voice and texting will soon be overtaken by richer multimedia content and applications. (See TIME's tech buyer's guide...
...aftermath of reports concluding that these targets do not cut the risk of heart disease in diabetes patients, and in some cases may even do harm, researchers are struggling to make sense of the seemingly counterintuitive data, and physicians are trying to figure out how to incorporate the findings into their practice...
Already, researchers anticipate that more careful analyses of the trial data over the coming months and years may lead to more nuanced conclusions; it may turn out, for instance, that certain subgroups of patients like younger, newly diagnosed diabetics actually benefit from the medications, even while the larger population of diabetes patients...
...data come from the Action to Control Cardiovascular Risk in Diabetes (ACCORD) trial, a three-part federal study launched a decade ago to investigate whether the aggressive lowering of those key risk factors - blood sugar, cholesterol and blood pressure - would reduce heart risks in diabetes and prediabetes patients. Two years ago, the blood-sugar arm of the study was terminated, when people who drastically reduced glucose levels ended up having a higher overall mortality rate than those not receiving such intensive therapy. See how to prevent illness...