Popsugar Health & Fitness Workouts Beginner Circuit Workout A 30-Minute, Calorie-Burning, Beginner Strength-Training Workout 20 June 2018 by Tamara Pridgett View On One Page Photo 5 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Circuit 1, Exercise 5: Overhead Triceps Extensions Stand with your feet hip distance apart. Hold one dumbbell (go for your heavier weight) with both hands, bending the elbows behind your head. Straighten your arms to lift the dumbbell into the air, then slowly bend the arms to lower. This counts as one rep. Complete 15 reps. Previous Next Start Slideshow Trainer TipsBody WeightGIF ExercisesDumbbell WorkoutsFitness TipsBodyweight ExercisesButt WorkoutsArm WorkoutsBeginner WorkoutsBodyweight Workouts