Dynamic picture: General movements for biceps training
Picture 1: Upright barbell curl.
Figure 2: Alternating dumbbell curls.
Figure 3: Oblique barbell curl.
Figure 4: Oblique dumbbell curl.
Figure 5: Prone incline curl.
Figure 6: Dumbbell concentration curl.
Figure 7: Pull-ups with an underhand grip.
Do 8-12 reps of each standard movement.