By Ashlie Blakey A brave mum-of-two is making every moment count after a heartbreaking health diagnosis that said she doesn’t have long left. Gemma Bertie was first diagnosed with lung cancer when she was just 21 years old and now, 10 years later, the disease has spread to her spine and bones and can’t be cured. Her two daughters, three year old Evangeline and two year old Eleanor, don’t know their mum will soon have to say goodbye for good. When Gemma was first taken ill at 21, she had symptoms for a couple of years before she went to the hospital with a fever. The doctors thought she had pne…