He also swapped "site" for "sight":
Man, I'm in the wrong line of work. I really should be a copy-editor.They eat while looking at food. 41.7 percent of those with high BMIs took seats that overlooked the buffet, instead of sitting in a booth or facing in a different direction. The site of food tends to make our minds think we have more work to do, eating-wise. Keep your food stored in the fridge or the pantry, not out on the countertops.
Other than that, I agree that he does raise some good points.