Exercise USES UP energy; food replaces it. However, regular exercise equips the body to use its food energy more extensively. Curiously, it does this by first breaking down parts of the body and later (during sleep) building them back, but slightly better than they were before.
as much as 300 calories an hour
1 hour
One hour is a little too much! Three hours a week is very good. If you exercise too much that can cause health problems.
at least 30 minutes per day (or an hour)
1 hour
About 1 hour a day.
1 hour
A lab should get an hour to a half hour a day
they need to be outside for at least 1 hour perday
1 hour
Any food gives us energy.
Yes it gives you energy but not too much