Jon Simons and The Neurocritic tear apart a study claiming to show that unilateral fist clenching can improve memory encoding or recall.
http://www.plosone.org/annotation/listThread.action?root=64951
http://neurocritic.blogspot.dk/2013/04/want-to-remember-something-clenching.html
About the Author
Miller Lab
The Miller Lab uses experimental and theoretical approaches to study the neural basis of the high-level cognitive functions that underlie complex goal-directed behavior. ekmillerlab.mit.edu