A recent survey suggests that a large percentage of those managers take time off as a result.
The standard answer appears to be 'find a work/life balance' - and there are plenty of courses to analyse you with this end in mind!

Unfortunately while the theory is good it does not tackle the root cause of the problem.
In our experience the stress is a direct result of the business culture, processes and management style.

Don't just live with the problem - fix it and watch performance and profits improve!