Too hot to handle

Have you tried being as zen as Djokovic for hours on end? Even just on a slow Sunday morning run it can be difficult

The bristling, unravelling Nick Kyrgios at Wimbledon yesterday

Coping with running in hot weather is not a common problem in the UK, but the thermometers have been bubbling and rattling like crazy these last few days, the air growing hotter and thicker by the day.

On Saturday I chose to run in the evening - a gentle 10K along the canal. By the time I set …