Restraint Bias

Participants were asked to rak a series of snacks and choose to eat one within a week. if they managed to resist they would be given 5

Poeple asked  when leavig the cafteria (satiated) choose more tempting snacks and fail more than those asked when entering (hungry). 

We tend to overestimate our level of self-control over our impulsive behaviours.

See the full study here :

Nordgren, L. F., Harreveld, F. van, & Pligt, J. van der. (2009). The Restraint Bias: How the Illusion of Self-Restraint Promotes Impulsive Behavior. Psychological Science20(12), 1523–1528.

Want to know more about biases?

Goal Gradient Effect

Blind Spot Bias