I think the answer is Workplace stress
A reason could be to lose weight or lowering blood pressure and having higher energy levels.
The chef must first clean his hands before touching the bread
If you do experimental. You could have 2 different sets of kids (Same age, grade...etc) and give one group sugar such as...lucky charms and do nothing with the other group and see what happens. If you do a survey you're not really getting a full understanding if it changed their attention. I'd use experimental because you can actually observe the behavior
