2005/09/26, 09:29 AM
While sleeping and before breakfast, your body has been fasting, taking in no additional energy on which to run. By exercising before breakfast, the body utilizes its stored fat, and metabolism is increased by 30 percent for four to six hours after a 45-minute cardiovascular session. After dinner, the exercise burns off sugars and starches you've consumed during the day, forcing it to access fat stores while you sleep.
What do you think?:)
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2005/09/27, 03:44 PM
I think that whatever study(?) you got that from it is flawed. It is poor reasoning at best. If you exercise before you eat anything, after fasting for a long period of time (6-8) hours, you are forcing your body to burn muscle as well as fat as an energy source. In fact, muscle is actually more readily burned than fat while your body is in a state of glycogen depletion. Yes, it will increase your metabolism, but then so will a 45 minute weight training session after dinner or a 20 minute HIIT session between breakfast and lunch.
Have you ever noticed that a common theme in most diets is to eat every couple of hours in order to keep your metabolism running??? So then why would you prolong a fasting period for longer than you have to. The best thing you can do after waking up in the morning is get something in your stomach.
-------------- Your two most important minerals: Iron and Chalk.
If you smoke or don’t wear your seatbelt, please don’t tell me the deadlift is dangerous.
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2005/09/28, 12:11 PM
While it is true that FFA is highest in the morning due to liver glycogen depletion while fasting(bodies normal response), it is also true that when working out without an intake of "fuel" will result in as much glycogen depletion(leading to burning muscle) as fat.
-------------- If you don't stand for something, you will fall for anything....
bb1fit@freetrainers.com
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