Meanings of self-destructive behaviour in English

Increased material prosperity in Ireland has gone hand in hand with increasingly self-destructive behaviour.

The confidence surplus that helps men move up faster can trigger self-destructive behaviour in the corner office.

Can you please finally give me some examples of the self-destructive behaviour she evidenced at the age of twelve?

As a young man, he had often engaged in self-destructive behaviour, dabbling with heroin, treating himself with reckless disregard.

This led to his own self-destructive behaviour, including a breakdown in 2011, which threatened to destroy his life and football career.

Hobson child, it now seems that syndrome includes self-destructive behaviour characteristic of lethal factors in genetic mutants even at basic cellular level.

He rebels and erupts in a serious of self-defeating and self-destructive behaviours, which lead to the disintegration of his life.