You have a tendency to overeat at buffets and have noticed an increase in your weight and clothing size. your body has been using the excess energy to make fatty acids and triglycerides, a process called:

Lipogenesis. The root words that make up the word lipogenesis can help in remembering what it does. Lipo-"fat" from Greek origin, and genesis-"origin or production" also from Greek origin. So when the body is producing fats it can be associated with lipogenesis, just by the etymology of the word.

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