@lizlugo51 Try adding arms at end of workout, 2-3 times a week. 3 to 5 sets of 12 reps. Pick 1-2 bicep and 1-2 triceps exercise and do that. I like to superset so its 12rep bi, 12rep tri, rest 1-2 min, repeat.
If you are pressed for time, just superset between them with a 10 minute timer (or...