Good luck with your knee. Keep up with the exercise. I have had both knees and one hip replaced, so I know what I'm talking about. I'm 86 and 1/2 years old and can still walk a mile in 20 minutes. Keep walking and you'll get there. Bill
One morning as I woke up I yawn with my eyes shut. My blue heeler Victoria saw her chance. Until you have french kissed by a dog, you can't imagine it! Bill