Here is the full list of all 23 My Exercise achievements.
Complete 10 sets.
Complete 9 sets.
Complete 8 sets.
Complete 6 sets.
Exercise for 1 hour.
Complete 4 sets.
Reach 20,000 points in one set.
Slap the root 100 times in 14 seconds.
Clap the girl's hands ten times.
Plant 9 flowers before you reach 130 points.
Rub the girl's hands ten times.
Recover from melting.
Discover the small Buddha.
Rub the fur for 30 seconds.
Enter the dog's vision.
Don't stop the seal while it's sliding.
Complete 2 sets.
Reach 2,000 points in one set.
Watch 50 sit-ups without touching the root.
The Buddha enters the dog.
Complete one set.
Complete one set in under 8 minutes.
Do 10 sit-ups.