Every home should have a disaster preparedness kit, because at any given moment residents may face a disaster-prone situation where they will not have access to everything they need to survive and will have to wait a while before they are rescued. This kit should be equipped with things that will be of utmost importance to an individual such as water, some medicines and non-perishable foods (in this case, frozen foods are not a good option because of their rapid spoilage). In addition, these kits should have: flashlights (so that you can see the environment), electric can opener (to open canned food) and a battery-operated radio (to establish some kind of communication).
Answer: Theories of indidivual behavior largely focus on understanding health behavior from individual agentic perspective. Collective theories aim to understand the health behavior in the larger context of the society and environment.