The Bottom Of My Feet Are Tingling Alot. Im 60

the bottom of my feet are tingling alot. im 60 ihave had some back issues but usually Chiropractors have helped. I have little cartilage left in my knee joints and about 6 weeks ago had 3 injections in both knees. tingling seem to be noticeable after those. Not a diabetic as far as i know . treated for high blood pressure and high cholesterol. Im 5'11 220 lbs