Scientists are trying to solve a question which some spend thousands trying to achieve - the secret of growing old gracefully.
Experts at The Sanger Institute in Cambridge have been looking at DNA changes in identical twins.
By comparing the siblings they found certain age genes that are switched on or off by environmental and lifestyle factors.
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Mainly dry on Sunday in the Anglia region with some good sunny spells. One or two light showers are possible near coasts.
The Broads Authority wants to rebrand the area as a National Park
Saturday will be largely cloudy with a continued risk of heavy showers or thunderstorms. Sunday will be dry with sunny spells.