Caption:Amelia Noyes experienced symptoms at 21 but a colonoscopy referral was initially declined.Photo credit:SuppliedNoyes was diagnosed with stage 3 rectal cancer at 26, five years after first experiencing symptoms.SuppliedAbdominal pain is one of the most common symptoms.UnsplashDue to radiation treatment Noyes will never be able to carry her own pregnancy.SuppliedBowel Cancer NZ chief executive Peter Huskinson.Supplied / Bowel Cancer NZ