Salivary α-amylase levels as a biomarker of experienced fear.

  title={Salivary α-amylase levels as a biomarker of experienced fear.},
  author={Tony W. Buchanan and David Bibas and Ralph Adolphs},
  journal={Communicative & integrative biology},
  volume={3 6},
We recently reported data related to emotions collected in conjunction with a museum exhibit on emotion (Goose Bumps!-The Science of Fear).1 In this addendum, we present additional data collected as part of that study. We collected two commonly measured indices of emotional arousal, salivary cortisol and α-amylase, before and after participants had gone through a realistic fear challenge course as part of the exhibit. We found that α-amylase, but not cortisol, showed a highly specific increase… CONTINUE READING