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you should be able to do 8 to 10 reps and when you can do it 8 to 10 times you need to add weight to your bar if you want to gain muscle.

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15y ago
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Q: If you are Thirteen and you lift 8 pound dumbbells how many lifts should you do in a set in one arm?
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Related questions

Which is harder to lift Two 25 pound dumbbells one in each hand OR a 50 pound barbell lifted with both hands?

It is harder to lift two 25 pound dumbbells because you have to balance the dumbbells. So it takes more effort, and uses more muscles to help keep the weights balanced.


What should you consider when purchasing dumbells?

Dumbbells have changed over the years. It used to be you had to buy a set of dumbbells in weights ranging from 1 pound up. Nowadays you can also purchase adjustable dumbbells. These dumbbells come with extra weights that all attach to the same handle, saving space. When buying dumbbells you also need to consider the size of the person using them. Too heavy of dumbbells can cause serious muscular damage. wwww.livestrong.com can guide you in what size to use.


Whats the average starting weight for dumbbells?

I would recommend starting with 5-pound dumbbells because according to this site, http://www.wikihow.com/Choose-the-Right-Dumbbell-Weight, it will help you choose the right dumbbell.


If i am thirteen years old an am about 5 feet tall and 4 inches how much am i supposed to weigh?

you should about 105 pound


If Marcy is using 20-pound dumbbells while performing the shoulder press how much weight should she use to increase the intensity safely once she can perform this exercise for 3 sets of 12 repetition?

25


How many minutes a pound to cook a stuffed 20 pound turkey?

Thirteen minutes per pound. Two hundred and sixty minutes total.


Do ten pound dumbbells really weigh ten pounds?

Yes. Each dumbbell weighs its rated weight, give or take an ounce or two.


How many pound of weight can the dumbbell rack hold?

This rack can hold any 18 beauty bell dumbbells, weighing 3 through 50 pounds.


How much should a thirteen year old 124 pound boy bench press?

it really depends on the strength of the kid, but on average its between 60lbs. to 80 lbs.


How overweight is a 150 pound 5 '1 thirteen year old?

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What is the answer to this silly question?

The same as the question to a silly answer: Thirteen thrushes and half a pound of asti.


What fraction of one pound is thirteen pence?

13/100 there is no other way of simplifying this fraction :)