Other Hartford proposals would increase mental health intervention and even seek to force the mentally ill to take their medications, a controversial step rejected in the past as impractical.
The authors -- there were two of them -- offered advice that could "help prevent memory loss and increase mental fitness".
He agreed with Corbyn about the "need to do more to increase mental health services in our country".
Women were not included in the study, and it is not clear whether becoming fit later in life can also increase mental agility.
We do need to do more to increase mental health services in this country," Mr Cameron told the Leader of the Opposition.
As a result, one third of us feel unhappy about the time we devote to work and 40% of us are neglecting other parts of our lives because of work demands – which is likely to increase mental health problems.
Since he moved here nine years ago, he has become an improbable Jamba Juice junkie -- "I have their number on my speed dial" -- and guzzles power boost and wheat grass drinks "to increase mental agility".
Catering to business travelers' health worries, a spa called OraOxygen opened at the Detroit Metro Airport in March, offering massages, free showers and oxygen, ostensibly to bolster the immune system, increase mental alertness and combat jet lag.
For some people, he went on, it was important to enhance their mood, so they took antidepressants; but for people like him it was more important "to increase mental horsepower".
For some people, he added, it was important to enhance their mood, so they took antidepressants; but for people like him it was more important "to increase mental horsepower".
Laughter has always had the power to relieve stress, reduce anxiety and increase mental energy, of course, and smart managers have long used humor to soften up customers or placate restive employees.
