2013 Day 36: Desk Triceps Pushups
Step 1: Stand and put your palms on the desk behind you.
Step 2: Keep your feet together and start with your buttocks touching the desk.
Step 3: As you bend your elbows, come forward a bit. You are now in position.
Step 4: Dip down until your upper arms are parallel with the ground and then push back to the starting position.
Step 5: Do 15 to 20 reps.