300
a lot !=]
5000 if you do it correctly.
500 per hour average
350/hour
600 calories.
Around 50 a hour
No
249
How many calories are burned when swimming depends on the person's weight and the size of the pool. For a person who weighs 150 pounds in a pool that is 25 yards in length they will burn 414 calories for an hour of doing a front crawl.
Typing burns about 100 calories per hour for an average person.
1000000
1000000000000