What does abnormal burden mean?

Abnormal burden refers to an excessive or unusual level of responsibility, stress, or hardship that exceeds what is typically expected or manageable. This concept can apply to various contexts, such as mental health, where an individual may experience overwhelming emotional or psychological pressures, or in legal terms, where a party may face disproportionate obligations. It highlights situations where the demands placed on an individual or group are considered unfair or unsustainable.