muscles in your arm

One of the big muscles in your arm was cut, by the way.

Take hold of your calves with both hands and squeeze them together quite hard, using the muscles in your arms.

Using the muscles in your arms and legs to pull yourself up a sheer rock face takes strength- and control.

"The muscles in your arm just tensed."

When you want to make a sandwich, for example, your brain sends electricity down a nerve cell, toward the muscles in your arm.

Help your heart:The heart is a muscular pump and, just like the muscles in your arms and legs, it needs regular exercise.

There are various machines you can use to work your biceps and your tricep muscles in your arms.