And most walk-in tub models feature jets for hydrotherapy, which can actually help people with stiff joints move better and more comfortably. Walk-in tubs may also help older or disabled people with hygiene. 

Most walk-in tubs can also be used as showers. And perhaps the biggest benefit is that a walk-in tub allows many people to age in place–remain in their homes rather than having to move to expensive assisted living.