Dynamic Flexibility Part 1: What is it?
The question on when and how to stretch and warm up is one that comes up often. It is one of those, made to complicated because we think about it too much things. And from all this thinking have spawned several myths which we will talk about here later on. But what people fail to talk about or do much is dynamic warmups.
Dynamic warm ups are not exactly new, but they have yet to really go mainstream. What are they? Well its warming up your body by stretching through movement. Examples of this are lunges, side bends, high knees, back pedals, scorpions, side stepping, high knee skipping, Frankenstein walk and MORE! Descriptions will follow.
So what is the deal with old school static stretching. Well get on pubmed @ ncbi.nlm.nih.gov/PubMed/ and if you do a little research you will find numerous studies, all new that are all showing the same finding. That is, static stretching before an athletic event notably impairs the capability of our muscles to produce peak force output. It has been studied in specific sports, runners cannot sprint as fast, basketball players can’t jump as high, rugby players can’t push as hard, when they do a static stretching routine before these events.
Why? Well static stretching does not raise your core temperature at all, so your body is not becoming any more ready to go into full drive. You are stretching your muscles past their normal flexibility and this decreases the force capability of the contraction thereafter. In some cases, hyper extension injuries were shown to be higher when an athlete followed a static stretching regimen prior to an event. Now hear me out, I am not saying stretching is bad! It just should not be done prior to a performance but rather after as a part of a cool down.
Dynamic warm ups get our bodies ready to do what we need them to. They increase our range of motion dramatically, warm up our bodies significantly, stretch all core muscles including the legs trunk and upper body and can be made to be sport specific.
Another benefit is a dynamic flexibility regimen can be done significantly faster than a traditional 10-15 minute static stretching routine. This is how
Pick 6-8 of any of the following exercises:
- lunge
- side bend
- frankenstein walk
- high knees
- jumping jacks
- back pedaling
- scorpion
- high knee skipping
- side lunges
Then find yourself 15-20 yards of space. One way do one of the previous exercises and on the way back jog then repeat with the next exercise until you have done all the ones you chose for your routine. Do this three times and that is your warm up. Simple huh? Yeah I thought so to. Take a short 30 second rest between each set of 6-8 exercises. But other than that it is pretty straightforward. Now for a description of the above mentioned exercises.
Lunge - Step forward with one leg keeping your upper body straight and diving your knee into the ground. There should be about 2 and a half feet between your feet and you should feel the burn in your hamstrings and quads.
Side Bend - Bend at the waist from one side to the other keeping your torso straight and using only your obliques to pull you up. Best when done with an exercise ball for added mobility.
Frankenstein Walk - Just as they sound, put your arms straight out and kick your toes up to your hands as far as you can trying not to bend at the knee. This gets your hip more flexible and works your legs at the same time.
High Knees - While trying to run kick your heels up to your butt or around your waistline if you can while pumping the opposite arm. Great mobility enhancer for all the joints in your lower body. These are not about distance so do not try and cover the 15-20 yards quickly.
Jumping Jacks - Ah how we all love this arcane exercise. Try some variation to keep things new by having your arms in front of you instead of above or crossing your legs instead of just spreading them. Anything you can think of.
Back Pedaling - Run backwards making sure you are not dragging your heels or toes on the ground. Great for your calves and the muscle that wraps in front of your shins.
Scorpion - Lie face down on the ground with arms extended to your sides, palms facing down, so your body forms a mock T shape. Keeping this facedown position and keeping your shoulders flat on the ground, bring your left heel and swing it back towards your right hand. Repeat for the other leg.
High Knee Skipping - Just as we did when we were little go and skip! Only difference is with each skip try and bring your knee up as high as you can exploding of your toes with each skip.
Side Lunges - Get in a low athletic position, like a wide squat almost. Step to the side with one leg maintaining the same athletic position and not getting any taller. Much like I envision a ninja looks like. Yes you are the NINJA! Now step together with the other leg. Switch sides and repeat for the distance. These mega burn the glute and quads!
And there you have it, a dynamic flexibility warm up to get you ready for anything you might need to do. Want a sport specific routine? Drop a line in the comments.

Kathleen:
It sounds so aerobic - so, after the dynamic stretch I can go sit? (lol)
Thanks for the great tips!
Posted on April 3rd, 2008 at 12:24 am
rougeqc21:
It is aerobic and that is partly the point, it warms your body up for what is about to come. I am sure though you could manage some way to make a cardio circuit out of the exercises provided.
Posted on April 3rd, 2008 at 12:27 am
kch:
Good suggestions. Dynamic stretching is especially helpful before intervals and other speed workouts. I usually do a few of the exercises you suggest after running a couple of slow laps and before the main part of my interval session.
Posted on May 1st, 2008 at 11:29 am
Ron Carson:
A soccer specific warm up would be great!
Posted on August 6th, 2008 at 2:12 pm
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