Anything that keeps the dog active has to be beneficial and will help with fitness and building towards the start of the season. But nothing beats working but obviously don't start them straight away from doing nothing to a full on lamping session it's only going to end in tears. Bike work,flirt pole swimming in rivers and walks all help, assess the dog,assess the ground,and the weather. Rest has a massive part to play the same as diet does. See how the dog gets up from resting is he struggling or is he up for it. I work a 3/3 rota 3 on the rig three off the the rig I get the dog fit In my l