By the time you read this post, you will be in your mid seventies, so I would suggest an easy recliner chair with inflatable ring for your inevitable piles.
I fail to see why a minor white lie should prevent the OP from receiving advice. Ignore them markfletchers.
A simple and cheap way of adding to your furniture-collection is to saw one leg off the kitchen table and to partially saw a foot or so off the other legs. hey presto - a three-legged stool. You will need a fat arse though.