&gt; How then do we deal with population growth when people don&#x27;t die of old age?<p>That&#x27;s a great future problem to have, and it&#x27;s the same problem that people brought up at the dawn of the age of antibiotics. Our lives have gotten better for it.<p>Who knows, maybe by the time immortality is possible, Earth won&#x27;t be our only home, so population will be less of a problem.