COMT and Anxiety: In addition, the Met allele of the COMT Val158Met polymorphism has been associated with emotional instability and lower stress resiliency according to the warrior-worrier-hypothesis (but therefore better cognitive functions; Goldman et al., 2005; Montag et al., 2012) and with anxiety and related traits in empirical studies (e.g., Olsson et al., 2005; Stein et al., 2005; Hashimoto et al., 2007; Montag et al., 2008; Lee and Prescott, 2014).