ScienceGlobal issuesHow our brains control and influence our hands 02:51This browser does not support the video element.ScienceGlobal issuesJörg Gero Grüner04/11/2023April 11, 2023With 54 bones, more than 60 muscles and thousands of nerve endings, our hands are complex tools. Our brain controls their precise movements - a demanding job. But it benefits too.Copy linkAdvertisement