It's an infection that kills one newborn every week here in the UK and yet many pregnant women have never heard of it. Group B Strep is a bacteria that CAN be identified if tested for - but currently the NHS choose not to screen for it. Thats something the parents of a newborn baby from Rochdale who died from the infection want changing.
Mel Barclay says if she'd been tested while she was pregnant, her daughter Madison may still be here today. She and her husband are joining calls for all expectant mothers to be offered the simple and safe test.
A special report from our Correspondent Mel Barham is below:
A quick guide all about Group B Strep and how to minimise the risks during your pregnancy.
ITV Granada Reports correspondent Caroline Whitmore reveals her frightening experience of Group B Strep during the birth of her son Joe.