Dame Sally Davies said that around 70m working days were lost to mental illness last year, costing the economy £70 to £100bn.
Mark Lindsay, the federation's chairman in the region, said 37,674 days were lost to mental health problems last year – a jump of 60% since 2013.
Nash's achievements in mathematics were striking not only because he proved deep and important results, but also because his career lasted only a decade before he was lost to mental illness.
The dampening was both physical — three out of five days' play was lost to the rain in Birmingham — and mental.
Overall, 4.88% of workdays were lost to sick leave, of which 3.48% of workdays were lost to sick leave granted for somatic disorders and 0.93% to sick leave granted for mental disorders.
More than £1m will be lost from its mental health spending, more than £900,000 from people with learning disabilities and more than £800,000 from elderly provision.
I didn't know at that time we were losing him to mental illness.
A dysfunctional, fractious, battleground of a White House, with Donald Trump facing criticism that those closest to him think he's lost the mental acuity required to do the job.
"The irony should not be lost on us that solitary confinement creates mental illness itself," she said, referring to what she said were the devastating psychological effects of being kept in extreme isolation.
"My big worry is that with the enormous pressure on health and social care budgets over the next few years, all of the momentum we have built on mental health could be lost unless there is a clear and unambiguous commitment to extra resources for the NHS".
