10/11/2012 11:13 am ET

7 Ways Women Affect Male Behavior

1. In the presence of ladies, men find running easier.

Running feels easier for men when women watch, according to a recent study. Ten men were asked to rate the difficulty of 20-minute runs when a man watched the last half, when a woman watched the last half, and when no one watched. The results: when the runners knew a woman was watching, they ranked perceived effort as lower than when no one was watching; when the runners knew a man was watching, they reported perceived effort has higher than when no one was watching. (The effect of canine observers was not measured.)

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