Plank exercise

s_ossy

New Member
Plank exercise

I've read mixed reports on the plank exercise.
I've seen David suggest doing right side, then normal plank then left side as a good core exercise.
How long should one be holding it for? And what muscles does it actually strengthen? ;)
 
Re: Plank exercise

The Plank exercises are an excellent way to strengthen the Core muscles, along with correctly done sit-ups. I would suggest starting with 10 secs on each 'Plank', gradually increasing the length of time. You can also increase the difficulty of the exercises by raising one arm, then one leg, and then opposite arm and leg when doing the front plank, pretty difficult to raise the lot though. I have trained people using these exercises, and as I can confirm myself, they are excellent when used correctly for someone suffering with a bad back.
 
Re: Plank exercise

Technique is far more important than time:

Lie on your front, resting with your elbows under the shoulders.. this means directly under the shoulders [same width] so the upper arm is perpendicular to the ground.

Brace your abs 30%.. pull your navel towards the spine without arching.

If comfortable, lift your hips off the ground.

If comfortable, rise up on the toes.

The body should be straight [as a plank].. hips down.

Support yourself with your abs; try not to push down through the arms.

If anybody tells you they can do more than 2 minutes, their technique is suspect!! I would expect you to work up to 60-90 secs. In fact, I remember my Level 3 Advance Gym and Fitness tutor telling me that if you perform this exercise correctly, you should not be able to hold it more than 30 secs :eek:

As for the side raise/plank, make sure the hips and feet are stacked; one directly on top of the other. I like this exercise, it requires significant levels of co-contraction of most of the trunk muscles and is a very useful exercise for anybody requiring advanced core strength in the standing or running posture.

Research using electromyography has shown that during this exercise, the obliques work very hard to raise the trunk laterally whilst the lower back and abs are working significantly to assist.

Other research has suggested that the side raise is effective for recruiting the qadratus lumborum muscle (a core muscle supporting the spine). The latissimus dorsi muscle helps to stabilise the arm whilst the gluteals stabilise the pelvis.

I am surprised you have read mixed reports. What concerns you s_ossy?
 
Re: Plank exercise

Though many of you know what the plank is, the video below will give everyone a better idea of what it involves. Please note the tips from Liz in the post above and below the video.

http://www.youtube.com/watch?v=-xs5mhZvo04&feature=related#

She talks a good talk but her own technique is not that good. She raises her hips too high and when she alternates her legs, her trunk is not stable; she shifts her weight from one leg to the other, there should be no movement in the hips, just the legs.
 
Re: Plank exercise

I can do the normal flat plank easily for 70 + seconds and have been able to do so since you first mentioned it Liz some months back and that's with repaired double inguinals. I'm sure if I pushed myself I could do 90+ seconds - does this suggest that I'm doing it incorrectly?
 
Re: Plank exercise

It is a difficult one Dave; I would not know unless I palpated (had a feel of) you muscles whilst you were performing the plank.

As long as your line is good and it is your abs that are holding you up and not your arms and legs, carry on :D
 
Re: Plank exercise

I'm sure that something is happening to my core as the whole of my torso shudders with the effort of holding the position whereas my arms are relaxed and not being put under any real strain.
 
Re: Plank exercise

Sounds good Dave! However, if you find it easy, you're not working the core enough ;)

Follow John's progression; raise one leg for 30secs then transfer on to the other for 30secs.

Make sure you hold your abs in only 30%. Any greater [tighter] makes it too easy.

Keep your hips level at all times and when you move from one leg to the other, you should not be transferring your weight through the legs; your hips should not move at all. If this happens, you know you are relying too much on the legs.

If you find this easy progress, as John says, to raising the opposing arm out in front of you at the same time.
 
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