It's National Blood Week and there's a renewed drive to boost the region's blood supplies.
200,000 new donors are needed every year to keep up with demand in hospitals.
But now a team of scientists from the University of Essex in Colchester think they've found the solution by growing a long-lasting blood substitute.
Click below to watch a report from ITV News Anglia's Serena Sandhu
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A mostly cloudy night with showery rain slowly weakening.