http://www.eurekalert.org/pub_releases/2...101810.php
""Participants who were instructed to tighten their muscles, regardless of which muscles they tightened—hand, finger, calf, or biceps—while trying to exert self-control demonstrated greater ability to withstand the pain, consume the unpleasant medicine, attend to the immediately disturbing but essential information, or overcome tempting foods," the authors write.
The authors found that the muscle tightening only helped when the choice aligned with the participants' goals (for example, to have a healthier lifestyle). They also found that the tightening of muscles only helped at the moment people faced the self-control dilemma. (If they did it beforehand, they felt depleted by the time it was time to make a choice.)"
""Participants who were instructed to tighten their muscles, regardless of which muscles they tightened—hand, finger, calf, or biceps—while trying to exert self-control demonstrated greater ability to withstand the pain, consume the unpleasant medicine, attend to the immediately disturbing but essential information, or overcome tempting foods," the authors write.
The authors found that the muscle tightening only helped when the choice aligned with the participants' goals (for example, to have a healthier lifestyle). They also found that the tightening of muscles only helped at the moment people faced the self-control dilemma. (If they did it beforehand, they felt depleted by the time it was time to make a choice.)"