When you're hungry, you eat. It seems like a simple and straightforward process, but the reality is that the hunger motive is influenced by biological, psychological, cultural, and social factors. One element alone doesn't make you hungry; rather several occurrences working together to provide the body with energy trigger the motive to eat. Homeostasis contributes by regulating metabolism and digestion via monitoring supplies needed to produce nutrients, while satiety sensors (as first encountered in relation to the thirst motive) serve as lookout stations set up to detect when supplies are on the way. On a more abstract level, external influence and culture-specific rituals can sometimes stimulate your desire to eat by recalling memories of how certain foods or celebrations made you feel euphoric. …show more content…
Here are three situations you may have noticed but underestimated: Do you eat more when eating with others? Most of us do (Herman et al., 2003; Hetherington et al., 2006). After a party, you may realize you’ve overeaten. This happens become the presence of others tends to amplify our natural behavior tendencies unit bias occurs with similar mindlessness. Working with researchers at Frances’s national center for scientific research, Andrew Geier and his colleagues (2006) explored a possible explanation of why French waistlines are smaller than American waistlines. From soda drinks to yogurt sizes, the French offer food in smaller portion sizes. In other studies (Wansink, 2006, 2007), even nutrition experts helped themselves to 31 percent more ice cream when given a big bowl rather than a small one, and 15 percent more when scooping with a big rather than a small scoop. Portion size matters (Motivation and Emotion,