Results from Buss (1992)
 
 
 
 
 
 

      Numbers represent amount of activity in
     the brow muscle
       (this indicates negative emotion)
 
 
 

                                  Emotional                   Sexual

                                Infidelity                   Infidelity
 

Participant
Sex
 
 

     Male                         1.16                             8.12
 
 
 
 

    Female                       6.75                             3.03