Here is the full list of all 43 EA SPORTS Active 2 achievements worth 1,000 gamerscore.
Complete 100 Workouts
24 Hours of exercise time
Complete 1000 Arm Curls
Complete 1000 Lunges
Complete all Phase 3 workouts in The 9 Week Program
Complete all Phase 2 workouts in The 9 Week Program
Complete 50 Workouts
Completed 80% of the Cardio Kick Start Program workouts
Completed a Program with over 80% in all workouts
Burn 10000 Calories
12 Hours of exercise time
Make 1000 saves in Soccer
Completed all Phase 1 workouts in The 9 Week Program
Threw 1000 punches in Cardio Boxing
Completed 1000 steps in Step Aerobics
Burned 5000 Calories
Completed 1000 Squats
Dodged 1000 balls in Dodgeball
Completed 1000 Pushups
Completed 5 scheduled workouts in a row
Filled in 5 Other Activity Surveys
Filled in 5 Lifestyle and Nutrition Surveys
Completed a Multiplayer Workout
Completed 10 Workouts
Completed 3 goals with over 80% completion
Completed 50 unique exercises
Completed 1 goal with 100% completion
Earned 3 checkmarks on a Journal Entry
Completed 101 Exercises
Burned 1000 Calories
Joined or created a Workout Group
Filled in the Other Activity Survey
Filled in the Lifestyle & Nutrition Survey
Created and Completed a Custom Workout
Burned 500 Calories
Completed 1 Hour of exercise
Burned 100 Calories
Completed first Fitness Tracker Report
Completed a workout with 100% completion
Completed 1 Workout
Finished setting up your EA SPORTS Active 2 profile
Run 1000km/621.4 mi. in Fitness Trail
Bike 1000km/621.4 mi. in Mountain Biking