Why are junior doctors on the brink?

NHS pressures aren’t just impacting patients' physical health, they’re affecting doctors’ mental health too.

In a survey carried out exclusively for ITV News, 91% of junior doctors say their work is worsening their mental wellbeing.

And as they're currently being balloted for better working conditions in England, the pressure is mounting.

So, what can be done to improve the conditions? And how can the NHS stop junior doctors from leaving the profession?

ITV News reporter Martin Stew tells ITV News presenter Tom Bradby what you need to know..