Plan B
Single-Dumbbell Overhead Triceps Extension
Triceps
3Sets
12Reps
RIR 1-2Load
Swap reason — Only needs one dumbbell. Use the same 3 x 12 and choose a load that leaves 1-2 clean reps in reserve.
Sets done
0 / 3 · 12 reps · RIR 1-2

- 1
Hold one dumbbell with both hands above your head.
- 2
Keep elbows pointing forward and upper arms steady.
- 3
Lower the dumbbell behind your head for a triceps stretch.
- 4
Extend your elbows to lift the dumbbell overhead.
- Form cues
- Only forearms move
- Keep ribs down
- Deep stretch without shoulder pain