Ribbon awareness is ever popular in supporting a whole range of healthcare issues and to promote awareness in particular of invisible diseases. This range starts with 4 colours, Pink, Purple, Green and Blue. Each one signifies a wide range of causes but here are just a couple of examples;
Pink Ribbon - breast cancer awareness
Purple Ribbon - Pancreatic cancer, epilepsy, Alzheimer's fibromyalgia
Blue ribbon - Anti-bullying, PTSD, Addiction recovery, cervical cancer
Green ribbon - Depression, cerebral palsy, bi-polar disorder