If you became terminally ill, would you consider ending your life at some point ?
Some interesting info on this topic showing which countries allow / don't allow 'dying with dignity': [en.wikipedia.org]
In Canada assisted dying is legal for those who are terminally ill but the laws have many restrictions; don't go far enough. Dying with Dignity is a group that works towards changing that: [dyingwithdignity.ca]
Yes. If the suffering far outweighed the enjoyment of life, I would. I think the moral imperative comes from the idea of rejecting as not good what God has pronounced good - that is, life. I'm not sure how our ancient cave-dwellers thought about it. They needed on hands on deck to get things done but if you were more a liability than a help....