Answer:
Butter is a good fat to use to help it rise and cornflour is also good to make it light and fluffy :3
Explanation:
Rest
Ice
Compression
Elevation
If the personal isn't organized and running behind schedule
Https://www.lungcancer.org/find_information/publications/163-lung_cancer_101/299-faqs
External benefit : few vacations are given
Hope this helped :)