Saturday, October 31, 2009

Toning Muscles But NOT Building Bulk

One of the most common question, or rather, trouble, amongst ladies with regards to exercising is the worry of building bulky muscles instead of slimming down. Well, to start with, it's really not easy to build bulk. If it's that easy, there wouldn't be guys out there buying supplements and visiting the gym every other day and working on those heavy metals... The simple principle to prevent your muscles from bulking, is that you shouldn't be using too much strength when carrying those weights or doing any exercising, 'cause as soon as that happens, you are most likely causing microscopic tear to your muscle fibers which will then heal itself to gain in size and mass as a natural response to ensure you can lift that amount the next time you do it again!

Of course, such advise is not detailed enough. The scientific advise will then be, in terms of frequency and intensity, to use only about 70% of your available strength, to perform 8 to 15 reps, 3 times a day.

70% of your available strength:
If you are working out in the gym, find out your maximal strength by challenging yourself to lift at least once or twice of the heaviest weight you can handle. (Tips: Don't start small, if not, muscle fatigue will most likely result in a lighter maximal than your true ability.) For eg. your maximal manageable weight is 10kg on a bicep curl machine, 70% of 10kg will mean you should only be using 7kg at the bicep curl machine each time you are at it.
Take note that your maximal weight changes as you gain strength with your muscle, you can readjust your maximal but do not add to the point that you start aching, if not, bulk will be built.

8 to 15 reps:
Take note that this is dependant on individual. If you are already feeling the strain after 8 reps, please do not continue. But if you only feel fatigue after 15, then carry on till 15. This discrepancy could be due to the errors that could have occured when you were measuring your maximal weight. The rule of the thumb is, do not cause damage to your muscle fibers. (Tips: It's not easy to tell how many reps could result in muscle fiber tear, so do some trial and error, the pain due to the tear usually comes in a day later or so.)

3 times a day:
It's not exactly practical to need to exercise 3 times a day, don't we have to work?? A shortcut to this will be to do all 3 times in a single gym session, intervening aerobic exercises (like running, rowing and cycling) in between sets to ensure circulation of oxygenated blood to all parts of the muscle to aid recovery for the next set. Again, rule of the thumb is, not to damage the muscle fiber.

The muscles that are toned will in turn burn more calories throughout the day to maintain themselves. Also, keep in mind that, your weight might not decrease but stay constant due to the fact that muscles are heavier than fats. So while the exercising helped to lose fats and the muscles help to prevent storage of calories, your muscles' mass will offset the decrease in weight from the fats. But it will also mean that you feel healthier and fitter!

Happy experimenting!

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