Brackets. lou mayHave you ever wonderd (wonder) why people usually chane... (crave) for sugary or fattysnacks rather than nutritious food like fruits and vegetables? It ... (be) not because of a'sweet tooth' according to experts. It is not due to hunger but .......... (occur) due to variouspsychological factors like stress, anxiety, unhappiness. There .................. (be) many chemicals in thebrain that all.... (associate) with this. Dopamine vala (involve) learning andconcentration. When we experience something, dopamine sellas (release). Other brainchemicals like opioids, Jive (give) feelings of enjoyment. This shows - (show) that acombination of these factors help the brain to associate certain activities /with pleasure andoch......... (teach) us to do it again and again. Experts say that food cravingsAukla(link)to prehistoric times when the brain's opioids and dopamine reached (react) to create urge forhigh-calorie food as a survival mechanism. We(programme) to enjoy eating fatty andsugary food since ages. Today, we ............. (have) the same chemical reactions to this food.Scientists(research) more on the subject in the near future, to come out with remediesto control this urge. Today's children(enjoy) junk food for years to come beforesomething worthwhile is invented.​