ExPhysiology

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Mobilizing the Hip

By Kelly Starrett

In ExPhysiology, Medical/Injuries, Videos

October 16, 2009

Video Article

Now with both parts!

Flexibility is one of CrossFit’s 10 fitness domains, but it’s often overlooked by athletes focused on sexier domains such as strength, power and endurance. In this video shot at CrossFit Santa Cruz, Kelly Starrett explains that a lack of mobility will hurt your performance just as much as poor cardio or a lack of strength.

Analyzing an athlete with hip and knee issues, Starrett shows exactly how poor flexibility limits what… Continue Reading

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Forcing the Issue

By Dr. Lon Kilgore

In ExPhysiology, Reference

September 24, 2009

PDF Article

If movement is the product of unbalanced forces across a joint, what does that mean for traditional agonist-antagonist strength ratios? Dr. Lon Kilgore believes training to conform to hypothetical ratios is impractical and will not result in greater functional fitness.

In most instances during exercise we want to create an unbalanced force across a joint or joints in order to create movement. But when we consider joint integrity… Continue Reading

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Ready State and Injury

By Kelly Starrett

In ExPhysiology, Reference, Videos

September 22, 2009

Video Article

In CrossFit, performance is king.

Capacity in all 10 fitness domains will result in high performance and health, which Kelly Starrett refers to as an “ideal ready state.”

Speaking at a special seminar held at CrossFit Santa Cruz on March 14, 2009, Starrett maintains that any deviation from the ready state because of injuries and chronic conditions results in a decrease in performance. Therefore, dysfunction simply represents undeveloped capacity… Continue Reading

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Solving Knee Problems, Part 3

By Kelly Starrett

In ExPhysiology, Medical/Injuries, Videos

September 08, 2009

Video Article

Kelly Starrett suggests more solutions to knee problems in Part 3 of a seminar held at CrossFit Santa Cruz on March 14, 2009. Starrett is the owner of San Francisco CrossFit and a Doctor of Physical Therapy.

According to Starrett, knee problems can sometimes be alleviated by creating slack in the system both “upstream and downstream.” By stretching hip flexors and calves and integrating foam rolling into your rehab, you… Continue Reading

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In ExPhysiology, LEO/Mil, Sports Applications

September 01, 2009

PDF Article

The Firefighter Combat Challenge is about power and functional movement. So is CrossFit. Mike Warkentin talks to Dr. Paul Davis and elite firefighting athletes about what that means for the future of fitness.

“The whole point of this thing is to sort of beat you down. When it’s all said and done, you’re moving very heavy masses and trying to move them fast.”

Dr. Paul Davis isn’t describing CrossFit. He’s talking about the… Continue Reading

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Solving Knee Problems, Part 2

By Kelly Starrett

In ExPhysiology, Medical/Injuries, Videos

August 26, 2009

Video Article

Our series on solving knee problems continues with Kelly Starrett telling participants at a one day seminar at CrossFit Santa Cruz on March 14, 2009 that he first time an athlete engages the hamstring when squatting is an ‘aha!’ moment and “lights go off for them.” Starrett is the owner of San Francisco CrossFit and a Doctor of Physical Therapy.

If the tibia goes forward in a squat, joint forces across the meniscus will… Continue Reading

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In ExPhysiology, Rest Day/Theory, Videos

August 11, 2009

Video Article

The real value of CrossFit’s new definition of health is that it gives us a meaningful way to assess and measure fitness, heath, and even quality of life throughout the years. Fitness, in the most broad terms, is the ability to perform the tasks of life. The tasks of life are always some form of moving your own body and moving external loads. These tasks can be measured using the fundamental units of force… Continue Reading

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Solving Knee Problems, Part 1

By Kelly Starrett

In ExPhysiology, Medical/Injuries, Videos

August 09, 2009

Video Article

“The squat magically cures knee pain if you squat correctly,” Kelly Starrett told participants at a one day seminar at CrossFit Santa Cruz on March 14, 2009. Starrett is the owner of San Francisco CrossFit and a Doctor of Physical Therapy.

Improper squat mechanics under load will lead to problems over time. Muted hips and knees bent forward are common faults. Starrett said one patient at his clinic was an elite, world… Continue Reading

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