a good 6 mile run
That's not that so far from the truth!
Of course, there may be a serious reason but 'active exercise' really can help and laying bed make it worse.
If you belong to a gym seek advice there / ask your doctor first.
Ok, everyone who has pm'd me ..... I meant 'active recovery' ....... which, of course, is exercise but very gentle exercise ...... stretching muscles and increasing circulation etc.
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