We read with much interest the online article by Rahman et al (2011) and congratulate the authors on completing this large case–control study. This study concludes that self-reported ratio of second ...

Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.

Researchers have developed new technology for decoding neuromuscular signals to control powered, prosthetic wrists and hands. The work relies on computer models that closely mimic the behavior of the ...