A HEARTBROKEN mum has vowed to help save lives in memory of her precious son. Winsford mum Louise Hallwood was distraught when her 12-year-old son Cason, who had a peanut allergy, died suddenly on Christmas Day from anaphylactic shock. 'There wasn't a day Cason didn't make me laugh or smile' ' ' The 39-year-old is embarking on a gruelling challenge to raise funds for the Anaphylaxis Campaign, the only UK wide charity supporting the growing numbers of people at risk from severe allergic reactions and anaphylaxis. The mum-of-four plans to do 100 squats a day with a 20kg on her shoulders - throughout May - with best friend and mum-of-three Vicky Whalley, 42.