Supervised LE resistance training for PAD: 3x/wk for 24 wks - 3x8 knee ext, leg press, leg curl, squats, toe rises. Began at 50% of their 1 RM baseline and progressed to 80% over first 5 wks. Resistance group had improvement in isometric knee ext strength and power, the SF-36, WIQ distance and stair climbing scores compared to control @ 6 month f/u (McDermott et. al, 2009).