Why the humans aren’t fat in the lightyear movie if it takes place in the same universe as WALL. E?

Here’s is my theory I think in the future when earth became too uninhabitable because of to much trash and the rich are basically fat and lazy they decided to create the space rangers of star command as a work force to explore space for suitable planets to colonize
Why the humans aren’t fat in the lightyear movie if it takes place in the same universe as WALL. E?
Why the humans aren’t fat in the lightyear movie if it takes place in the same universe as WALL. E?
Post Opinion