Use the night of the chair as your lower point and as soon as your bottom touches the chair go a bit higher. Hold in the higher position for the count of 5 and go lower and hold. Repeat 15 reps this way, then do 15 mini squats and finish with the first variation. This is 1 set repeat 3-5.
Take a small pillow and place it between the knees and squeeze m. Hold the arm rests or the seat of the chair and pull the knees to the chest without slouching and stressing your shoulders and neck. Repeat 15 times.
Place one foot on the chair (shin if wearing shoes) while the other leg is forward. Weight is on the front leg. Use the cushion to reach to to ground while at the same time bending the knee and going lower. The moment cushion touches the floor straighten the leg. Repeat 15 on each side.
Place one leg on the chair and the other on the ground and reach with the pillow diagonally and down. As you come up lift the leg off the chair and bring it across and twist. Repeat 15 on each side.