George (2004) found that, when compared to controls, subjects with DPN exhibited significantly lower walking velocity, and cadence, as well as impaired reaction time and ability to produce rhythmic limb acceleration (9).
Brittle stars are a moderately popular invertebrate in fishkeeping. They can easily thrive in marine tanks; in fact, the micro brittle star is a common hitchhiker that will propagate and become common in almost any saltwater tank, if one happens to come along on some live rock.
The World Ophiuroidea Database lists over 1,800 species of brittle stars accepted in the Order Ophiurida, the taxonomic order which contains brittle stars. Description and Anatomy Brittle stars range in size from a few millimeters to several inches.