Romantic infidelity is a common yet complex issue that affects relationships across the globe. A new meta-analysis published in Personal Relationships has synthesized data from over 300 studies to explore the true prevalence of infidelity, revealing that it takes many forms—from sexual betrayal to emotional and electronic connections. The findings shed light on the significant gender differences in infidelity patterns and highlight the lack of consistent definitions and measurements in existing research. Infidelity is a widespread phenomenon that affects romantic relationships across different…