Zero-G and spines

Zero-G and spines

microblog Astronauts get more intervertebral disc herniations when they come down to Earth, probably because the darn things swell up in zero-G. We’re used to thinking about disc herniation as something that happens because of gravity… not because it’s absent! I’m...
Big neck pain book edit

Big neck pain book edit

The first version of this document was created in 2002. It was upgraded and expanded several times before I started keeping track of updates put it up for sale in September of 2007. It was revised and expanded to book-length in the summer 2009, and continues to be...