Not only can the drug metformin help to effectively manage type 2 diabetes , it may also give older women a better chance of living to the grand old age of 90, according to new research – thanks, it seems, to a variety of anti-aging effects.

The research used data from a long-term US study of postmenopausal women. Records on a total of 438 women were picked out – half who took metformin for their diabetes, and half who took a different diabetes drug , called sulfonylurea.

While there are a lot of caveats and asterisks to the study, those in the metformin group were calculated to have a 30 percent lower risk of dying before the age of 90 than those in the sulfonylurea group.

"Metformin has been shown to target multiple pathways of aging and therefore has been postulated as a drug t

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