Final answer:
Morgan Spurlock gained approximately 24 pounds during his 30-day McDonald's diet experiment as shown in the documentary 'Super Size Me.'
Step-by-step explanation:
The student is asking about the weight gain experienced by Morgan Spurlock during his 30-day experiment of eating exclusively at McDonald's, as documented in the film 'Super Size Me.' Throughout the duration of his experiment, Morgan Spurlock gained approximately 24 pounds. His endeavor was to explore the health effects of the fast food industry by consuming McDonald's products three times a day, which resulted in significant weight gain and a decline in his overall health. This study not only shed light on the impact of fast food on one's body but also sparked discussions about nutrition and food choices.