Dig up your future bones, bring them back in time and bury them in the same spot.

Only YOU can prevent paradoxes. Time travel responsibly.

That would be sick. My family goes to bury my body but they’re like “Oh my God, he was dead the whole time!” Get Shyamalon’d, Mom.
Wouldn’t it realistically be some guy with a backhoe digging out a fresh grave? I would assume he would go to the graveyard site and just tell his manager that one of the graves was unmarked.

realistically

Now, see, there’s your problem right there