Rowing machines are among the best exercise machines for bad knees because they're low impact and focus on your upper body.

Image Credit: mihailomilovanovic/E+/GettyImages

Image Credit: mihailomilovanovic/E+/GettyImages

  • Elliptical
  • Rowing Machine
  • Stationary Bike
  • Leg Curl and Leg Extension Machines

The 18 Best Exercises for Knee Pain, According to a Physical Therapist

Shop our favorite ellipticals.

Shop our favorite ellipticals.

Shop our favorite rowers.

Shop our favorite rowers.

Peloton Bike (OnePeloton.com, $1,195) NordicTrack S22i Studio Cycle (NordicTrack.com, $1,899) Echelon Connect Bike Ex-5s (EchelonFit.com, $1,499.99)

Shop our favorite bikes.

Shop our favorite bikes.

Practice do these exercises.

Practice do these exercises.