Millions of British workers would shy away from discussing mental health issues with colleagues amid a fear they could jeopardise their career, it has emerged.

Researchers uncovered the worrying statistic following a study carried out among 2,000 employees which showed 38 per cent wouldn’t feel safe being open about their mental health at work.

The study revealed around one in five have witnessed phrases linked to mental health being used in a derogatory way at work.