Besides physical challenge, mental challenge is especially needed.
Because of their high intelligence and work ethic, they are well trainable. You also frequently see them in various dog sports.
By mental challenge, we mean brain work. You don’t want your dog to get bored because then he might start showing unwanted behaviour.
You can provide your dog with a mental challenge in various ways. For example, by practising a dog sport but also by teaching your dog tricks, for example.