Family environment, ability or disability, the attitude of peers, social media, and cultural background
"When water molecules escape from your frozen food, it is also possible for oxygen molecules to seep in. The oxygen molecules can dull the color and modify the flavor of your frozen product. Food that has freezer burn is safe to eat, but you may find the texture and taste not to your liking."
Source - https://www.loc.gov/rr/scitech/mysteries/freezerburn.html
Acute appendicitis --> surgical emergency to prevent life-threatening peritonitis if rupture occurs