Healthy young man, 21, suffered seizure at gym before being given diagnosis

 Issac Wilton, 21, was diagnosed with a grade 4 glioblastoma (GMB) – a particularly aggressive form of cancer – and has undergone chemotherapy and radiotherapy treatments Issac Wilton, 21, was diagnosed with a grade 4 glioblastoma (GMB) – a particularly aggressive form of cancer – and has undergone chemotherapy and radiotherapy treatments WalesOnline – NewsRead More