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.

People with an ALS diagnosis will experience muscle weakness as their nerve cells deteriorate over time. The cause is still ...

Decision-making is complicated, even when, and sometimes even more so, it’s a seemingly simple choice. Fortunately, you can use a quick and easy muscle testing method with your fingers when you can't ...

For fitness-minded folks, muscle testing can sound pretty intriguing. But it turns out that it has little to do with fitness...or even muscles. On a basic level, muscle testing looks at a muscle and ...