Over at Crooked Timber, Michael Bérubé has an excellent article up which looks at the disability policies of the presidential candidates. What's the bottom line?

A massive survey conducted by researchers at the University of Toronto reveals Americans living in states with high rates of income inequality are significantly more likely to have a disability that limits the completion of daily tasks such as dressing, bathing and mobility at home.

Older adults who don't get enough vitamin D - either from their diets or exposure to the sun - may be at increased risk for poor physical performance and disability, according to new research from Wake Forest University School of Medicine and colleagues.