Which of the following is a common symptom experienced by those who struggle with substance abuse?

Individuals struggling with substance abuse often experience a range of emotional and psychological symptoms, and feelings of remorse and self-hatred are particularly common. This arises from the awareness of the negative impact their substance use has on their life, relationships, and overall well-being. As they grapple with the consequences of their actions, such as damaged relationships, professional setbacks, or health issues, these negative feelings can become pervasive.

Feelings of guilt and self-loathing are typically intensified during periods of sobriety or reflection, where individuals may confront the reality of their situations and the harm caused by their substance use. This psychological turmoil can exacerbate substance use, leading to a cycle of using substances as a means of coping with these negative emotions. Understanding these feelings is crucial for effective counseling and developing support strategies, as addressing these emotions may be key to recovery and emotional healing.

The other options do not align with the common experiences of individuals with substance abuse issues. For instance, enhanced focus and increased productivity may be rare outcomes, and chronic fatigue is often a symptom of withdrawal or the physical toll taken by substance use, but these do not capture the emotional aspects of the experience like remorse and self-hatred do.