To flex your chest, you tighten the muscles that are in that area. This might include your arms or back as well, but you tighten the muscles in your chest and abs.
This workout is done by a special machine that has 2 recoiling pads for both the arms. We have to flex the chest, meeting both the arms against resistance with resulting strain on the chest muscles.
Sternocleidomastoids flex the head toward the chest when acting together but alone, one sides bends neck toward shoulder and turns face to opposite side.
The pectoralis major and deltoid muscles are both abductors, therefore they act synergistically to pull the arms inward toward the mid-line (in this case the chest) of the body.
flex your abs by sucking it in and out. Then you can flex your chest. I used to be afraid to take my shirt off but now I am at the pool all the time flexing my chest and showing off my six pack to the ladies Also, if you don't know how to flex your abs, it probably means you don't have abs. Do enough sit-ups, crunches, etc, and the flexing should come naturally.
The regular flex is a stiffer flex than the mid flex. A regular flex is comparable to an 85 flex. The mid flex is closer to a 75 flex.
If the ribs were not attached to the sternum by cartilage (which is flexible), it would be more difficult to breathe, because as you inhale and exhale the chest needs to be able to flex.
No. There is no voluntary muscle in the breast. They can flex the chest muscles under the breast and so cause them to move.
Callaway make this shaft flex, it is designed in between a regular flex and stiff flex shaft.
Flex is a DJ and Singer
the stiffness of the stick when u flex it
Ruby is flex's wife
to make it tight