I will second the early testing, it caught my mothers cancer in the early stages. That was 10 years ago and she is going strong in her mid 70's. As for the fin

I will second the early testing, it caught my mothers cancer in the early stages. That was 10 years ago and she is going strong in her mid 70's. As for the final exit strategy, do what works for you and don't worry about others thinking you are being "selfish". You are the final arbiter. Be well.