Here's how the exercises can be categorized:
Cardiovascular fitness:
- swimming
- running
- cycling
Muscular strength:
- bench press with heavy weights
- doing 3 sets of 15 reps of bicep curls with moderate weights
Muscular endurance:
- sit ups
- push ups
- doing 3 sets of 15 reps of bicep curls with moderate weights
Flexibility:
- yoga
- pilates
These classifications help distinguish the primary benefits each exercise provides.