Leg Workouts: Toning Thighs and Strengthening Knees

Toning legs and strengthening the knees requires targeted movements like vastus medialis exercises and lying straight leg raises. Discover safe leg workouts for bad knees and learn which cardio machines are best for joint health.

Recumbent or Upright Exercise Bike for Knee Rehab

Published Jul,08 2011 | By Julie Brock

Riding a bike is usually a safe knee rehab exercise, helping restore and improve knee joint mobility, stability, flexibility and strength. A recumbent bike has a chair with a backrest and the pedals are in front of you instead of beneath your hips as in a upright bike.