Explain what is meant by the 'deviation from social norms' definition of abnormality and give one limitation of this definition.

Deviation from social norms: Society can be thought of as having a set of unwritten and standards. Anyone who violates these may these may be regarded as . For example, if we saw someone spitting in church or singing loudly in the library, or having sex on a pavement, we would be likely to consider this behaviour to be very since this behaviour would not be of us in this .
Beliefs about what is acceptable changes over time: At one time, was considered to be abnormal because it was not what was expected or considered by society. It was to practice homosexuality and was defined as a mental disorder. Today, attitudes have greatly and it is generally considered not to be deviant, at least by mental health professionals.