Browsing All Posts published on »December, 2015«

Wait, former NFL players are healthier than most people?

December 30, 2015

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A good amount of discussion about NFL players health has been going on again due to Will Smith’s most recent movie Concussion. This provides an opportunity to revisit a sporadically reoccurring theme of this site: When it comes to the body, pretty much whenever you gain something, you lose something, and vice versa. In college I had […]

Why is it so hard to straighten your knee after ACL surgery?

December 18, 2015

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Something ACL patients, really any knee surgery patient, struggles with the most is regaining full knee extension. Out of surgery, many lay their legs straight, and one knee looks like this, if not worse. Next thing you know they’re walking like this, We’re talking not only the ability to straighten your leg, but the ability to hyperextend your knee. […]

Visiting the North American Spine Society’s annual conference

December 16, 2015

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On October 17th I visited the North American Spine Society’s (NASS) annual conference. I attended the one day course for “State-of-the-Art in Motor Control and Low Back Pain.” It was quite the lineup of speakers: The lineup included two people I feel are part of the upper echelon of all this, Linda van Dillen and […]

Why squeezing the stomach can make lower back pain worse

December 11, 2015

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This is part of a forthcoming post regarding my October 17th visit to the North American Spine Society’s (NASS) annual conference. I attended the one day course for “State-of-the-Art in Motor Control and Low Back Pain.” This post is in regards to Andry Vleeming’s presentation.  – I really enjoyed this talk. I wasn’t familiar with […]

Should we give up on artificial gravity?

December 7, 2015

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I think space is awesome. I think going to Mars is awesome. I think it’s important to do. I’m not going to make an argument why, but you can see one here. A problem for human spaceflight is countering the negative impacts of moving in an environment where gravity is less than Earth’s. This is the […]

How to properly assess if the femurs are internally rotated

December 4, 2015

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This is rotation of the entire leg: But the femurs do not comprise the entire leg. They’re only the thigh. If someone is standing like so, A common mistake is thinking because the feet are turned out => the leg is externally rotated. But the feet are not the femurs! Just because the foot is turned […]