Aerobic Exercises

Aerobic exercises uses a lot of oxygen. To improve physical fitness you must do these kinds of exercises for around 20 minutes at a time, three or four days a week.

Examples:

1. walking quickly
   
2. jogging at a steady speed
   
3. skipping rope
   
4. swimming lengths
   
5. bike riding
   
6. ice skating
   
7. roller skating
   
8. dancing