For starters, you'll have less room to wash yourself than in a walk-in shower ... shower-tub combo's multifunctional design can be a challenge for those with limited mobility and the elderly.

Need a walk-in tub in Chicago? Our picks include Ella's Bubbles, Kohler and Hydro Dimensions. Read about how to find the best company for you.

Need a walk-in tub in Sacramento? Our picks include American Standard, Kohler and Independent Home. Read about how to find the best company for you.