Personality traits such as anxiety and irritability have been linked with early signs of heart ageing, according to a study. Experts said the findings show people at risk of developing mental health conditions could benefit from more support in an attempt to lower the likelihood of heart issues in the future. To explore the link between mental health and heart function, a team led by Queen Mary University of London looked at heart scans from 36,309 UK Biobank participants. Personality traits classed as “neuroticism” – such as unstable moods, excessive worrying, anxiety, irritability, self-cons…