India, Oct. 30 -- Are you frequently reaching out for unhealthy snacks? Did you wonder what drives these irresistible cravings? You may regard this silly temptation as lazy or a lack of willpower, but there's actual biology which shapes the cravings for sugary, salty and fatty foods.

Dr (Miss) Sumit Grover, clinical psychologist and life coach, shared with HT Lifestyle the psychology behind junk food. According to her, cravings for junk food come from ancient survival instincts as the brain naturally seeks sugar, salt and fat for energy. But today, the food industry exploits this by creating ultra-processed foods that trigger dopamine and give instant comfort. Advertising further intensifies the urges.

If you are worried that you don't ...