I'm making my way through this beast of a video (nearly 3 hours!), haha! It's a conversation between Dr. Peter Attia and Dr. Andrew Huberman, where they, amongst other things, "discuss how best to evaluate your health status using routine blood work, body scans and regular tests of physical strength and endurance".
Check it out here: https://www.youtube.com/watch?v=DTCmprPCDqc&t=0s