>Leg Press, Lunges, Step-ups, Smith machine split Squats, Leg exts. , Leg Curls, Reverse Hypers, Back exts. , Sprints
Howard these exercises will fit the bill but it really is going to depend on your condition and how much pain you can tolerate.
Arthritis in general doesn't worsen from continued use. It worsens from inactivity. Use it or lose it my friend. *Make sure you are getting plenty of omega-3's and supplement your diet maximally.*
Read and study about your health challenge. Know your enemy and conquer.
XS