I understand, but I think medical technology is inevitably moving in the direction of some degree of consistent self-testing and monitoring, and I expect small

I understand, but I think medical technology is inevitably moving in the direction of some degree of consistent self-testing and monitoring, and I expect small biopsies of suspicious masses will eventually be implemented in a way that causes almost no structural changes. I think this is how average lifespans are going to start rising dramatically in the next few centuries, but it's going to be a long and slow process.