No, scratches on the back do not necessarily mean your boyfriend is cheating. Jumping to conclusions based on such a vague and isolated observation is not a fair or accurate way to assess someone's behavior.
Scratches on the back can have various innocent explanations, such as roughhousing with friends, playing sports, engaging in physical activities, or accidentally bumping into objects. Additionally, they may have no connection to any form of infidelity.
If you suspect that your boyfriend is cheating or have concerns about your relationship, it's crucial to address the issue directly and have an open and honest conversation. Accusing someone of cheating without concrete evidence can lead to misunderstandings and damage trust in the relationship.
Instead of speculating, try to communicate your feelings, thoughts, and concerns with your boyfriend. Express your need for reassurance and discuss any reasons for your insecurities or doubts. A healthy relationship is built on trust, communication, and understanding. Working together to address concerns can strengthen the bond between partners and lead to a more fulfilling relationship. If the issue persists and trust remains a significant problem, consider seeking professional relationship counseling to help navigate through the challenges.