Final answer:
Effort occurs when the time to recovery is unpredictable and extra resources and outside help are usually required.
Step-by-step explanation:
The subject of this question is Health. When effort occurs and the time to recovery is unpredictable, additional resources and outside help are typically needed. This can be seen in various contexts, such as in case management strategies where goal setting and implementation of strategies for mobility are hard to achieve without extra resources. Additionally, in the context of well-being after transitioning to housing, it may take time to recover from trauma and additional services may be needed.