As part of the National AMD Awareness Week (14th to 20th September), there is a competition running in which you could win an Amazon Kindle.
Your defining moment could be anything which you decided to do in your life, which turned out to have a positive impact.
What is yours?
The campaign is trying to raise awareness of one of the common causes of blindness called AMD.
You can read about the competition and more about AMD in the link below.