Spouse let me go first... one of the only times in my life when our relative age difference was not held against me.
Now she's dragging her feet until she has the "free time" to "get around to it". She's been so obscenely healthy for her entire life that she has a tough time surrendering herself to the authorities for the "inconvenience".
The problem with many cancers is that by the time you don't feel well, the chances of curing it are much harder. My sister only felt her colon cancer because she was fortunate enough to take an airplane flight and the pressure changes gave her cramps.
Three years ago the healthiest woman I have ever known died of cancer. She was a nutritionist and ate organic etc. My friend who just died was the most religious person I have ever known. My attitude now is that being healthy or praying is not going to protect you from the big C...
I also feel that not being checked is showing your spouse that you don't love them...that you're willing to leave them a widow because of your stubbornness.