
| 
 Freestyle Swimming (50 m):  | 
|||
| 
 Energy Systems*  | 
 Anaerobic, ATP – CP  | 
 40%  | 
|
| 
 Anaerobic, Glycolysis  | 
 55%  | 
||
| 
 Aerobic  | 
 5%  | 
||
| 
 No  | 
|||
| 
 Average Calories Burned per One Hour**  | 
 490  | 
||
| 
 Endurance Diet Required  | 
 No  | 
||
| 
 Risk of Muscle Breakdown (Rhabdomyolysis)***  | 
 Low  | 
||
| 
 Risk of Sports Injuries  | 
 Low  | 
||
| 
 Benefits from Creatine****  | 
 Maximum  | 
||
| 
 Fitness Demands  | 
 Agility  | 
 Yes  | 
|
| 
 Endurance  | 
 +  | 
||
| 
 Explosive Power  | 
 Yes  | 
||
| 
 Speed  | 
 Yes  | 
||
*See “Energy Systems” under the section of “Sports Nutrition”.
**Your body weight and body metabolism are important elements affecting the average calories you burn during any physical activities. This is the average amount of calories burned by a person with a body weight of 155 Ibs (70 Kg) within one hour of this event.
***See “Post – Exercise Rhabdomyolysis” under the section of “Athletic Disorders”.
****See “Creatine Monohydrate” under the section of “Sports – Performance Enhancers”.
For the “energy paths” of this event, see the “energy map” below.
 
                                        
                                        