appropriately, which means 150-350ml of fluid – preferably a carbohydrate drink – for every 15-20 minutes of running. To do this, take your favourite drink on the run, or stash it along your route. And sniff out all the available water along the way – and use it
of trekking, you’ll burn between 800kcal and 1200kcal. Carry a 25lb pack, and you’ll burn an extra 200kcal.Sunday Run long, then hit the pool later for a few laps. In 15 minutes of leisurely swimming, you’ll burn between 125kcal and 175kcal. Pick up the pace
