Got some good quad development going on. Keep up the good work. What is your leg routine like? How long have you been working out?
i'm 43 so training long time,,,
leg workouts vary but usually
squat smith machine close feet or normal position 2 warm up and 3 work sets reps vary wk to wk but usual 15 high end low reps to 8
leg press 3 sets 10/15 reps
walking lunges premade bar on back and walk 10/15 steps per leg.
leg extensions 10/15 reps set 3 sometimes 3 sets drop sets 10 reps then drop weight 10 more.
hamstrings..
stiff leg dead lift 3/4 sets 135,185,225,275 set 10 /12 reps
laydown leg curl or seated leg curl 3/4 sets 10/12 reps.
calves 2 times per wk...