Why do you stop there? The chain goes on. Employer will have to listen to the employees or they will be on a lookout for better place to work. It's not uncommon at all for employers to tout benefits as a way to attract new hires.
That only works if you’re in high demand, and your health problems don’t preclude getting a new job. Very few workers can rely on that being true at any point in their lives, much less all the way until retirement.