"Athletes are better off having sex the night before a big game or race rather than reading a complicated book, which apparently depletes their mojo.
No scientific study into the relationship between sex and athletic performance has found a drop in speed or vigour on the field after a night of love - but there is increasing evidence that engaging in a brain-demanding task slows down cyclists and runners.
The latest research comes from Dr Clare MacMahon, senior lecturer in the department of biomedical and health sciences at Swinburne University. Working with German researchers - and 20 German runners - McMahon and company devised an experiment where the athletes had to run three kilometres. Each of their performances was timed.
I seem to remember reading somewhere that Bud Grant used to isolate his players the night before the Super Bowl in order to keep them from having sex the night before the big game to avoid burning up valuable “energy.” And anybody who knows how the Vikings have done in the Super Bowl can probably tell how well that worked out for them…