This entire article is published in US National Library of Medicine National Institutes of Health. I think this deserves a read.
“Significance for public health”
“Since pandemics come unannounced affecting public’s safety, it is important to understand the changes that occur in a community. This study focuses on the dietary habits’ changes during the COVID-19 pandemic. Coronavirus has been a threatening matter on a global level. It is tremendously crucial to consider various aspects of human health during pandemics including dietary habits, food quality and quantity as such factors play an important role in improving the immune system and overall health. Increasing the community’s awareness on the importance of healthy food intake during COVID-19 pandemic is extremely necessary. Public health’s role is to understand people’s reactions during pandemics and establish guidelines to improve health and prevent diseases.”
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7512943/
Alhusseini, Noara and Abdulrahman Alqahtani. “COVID-19 pandemic’s impact on eating habits in Saudi Arabia.” Journal of Public Health Research, vol. 9, no. 3, Jul. 2020, pp. 1868, doi: 10.4081/jphr.2020.1868.