If the sudden addition of an apparent deadline to your life changes the game completely, isn't it likely you've been playing the game wrong?
You always knew about death.
Your probability estimates about how many years of health you'll have have changed considerably, so you wouldn't expect to continue with the exact same behavior.
For instance, if you've been working on something that would take you several more years of good health to accomplish, you might want to spend a month finding someone to carry it on for you who's similarly motivated and making it easier for them to carry it on.
Or you might decide that you don't care about that long-term goal enough to justify the time and effort it would take away from other things...
Here's our place to discuss Less Wrong topics that have not appeared in recent posts. Have fun building smaller brains inside of your brains (or not, as you please).