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Erik Dalton Blog

image 3. Tibiotalar A-P Joint Play

Joint Play the Mennell Way

Everything designed to move has a built-in factor of “play” to promote efficient functional movement. For example, an automobile pis­ton and cylinder, a wheel on an axle, and even a simple hinge all have calculated play between their moving parts to allow efficiency of movement. Why not in a human joint?…

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How Do Ligaments Cause Sciatica?

The primary role of the iliolumbar ligaments is to prevent excessive lumbar sidebending, but these ligaments can contribute to sciatic nerve entrapment when injured. A traumatic event such as a bending and twisting maneuver while attempting to lift a heavy object, may strain the iliolumbar ligaments and their multifidi neighbors. As the ligaments weaken, they lose the ability to

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A Different Twist on Wrist & Hand Pain

Both professional and recreational athletes depend on their hands, wrists and fingers for proper strength, grip and range of motion for optimal performance. Sprains commonly occur during active sports or household falls…

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