Does anyone remember that show The Tribe about all the kids left over after a disease kills all the adults? They kids banded together in tribes based on their needs, interests, and location (e.g.: The Mall Rats). You could tell a lot about a person in that world based on how they looked and what they wore.
In the post-apocalypse you might want people to know who you’re allied with or where you’re from.
Stress can have extremely damaging effects on the body if not properly managed or avoided. Survival situations are hard enough without adding the chaos caused by stress.
According to the American Institute of Stress (AIS) some of the more dangerous symptoms include: Difficulty concentrating, racing thoughts, Difficulty in making decisions, Feeling overloaded or overwhelmed, Feelings of loneliness or worthlessness, Overreaction to petty annoyances, Excessive defensiveness or suspiciousness, Increased anger, frustration, hostility.