It depends. If you've had a lot to eat, more than usual, or you're overweight, then burning calories is a fine option.
Running is very good for burning the calories. It is very good to prevent the complications related to your heart. It keep you overall fit.
yes
That really depends on a persons body. there are many factors that come into play when it comes to burning calories. Size weight, and overall health can make quite a differance in burning calories wether walking or running.
Good for you
Yes, as long as you don't wear yourself out while burning them.
No
No, Digesting calories is taking in calories, Burning calories is working off calories.
only in a good way. it's good for like... your heart rate, and burning calories, and something with your sex organs... keepin' 'em fresh. yo honestly, just google it.
It depends on the individual. In general, though, that is a good number of burning calories.
burning more calories than you eat (a good thing!)
There really is no way of knowing for sure. Anything or anyone who tells you how many calories you are burning is estimating.
Er.... Walking, cycling, swimming