Thinking the way to stronger muscles

From San Diego, at the Society for Neuroscience meeting

Brainpower can equal muscle power. So conclude Guang H. Yue of the Cleveland Clinic Foundation and his colleagues, who asked volunteers to think about contracting a finger or bending an elbow but not to perform the task. Over a 12-week regimen, in which volunteers did 50 mental contractions 5 days per week, the muscles powering the finger and elbow strengthened by 35 and 13.5