Do Hard Things by Steve Magness attacks out-dated conceptions and provides a guide to how we can develop true mental toughness.
If players are at such a level of fatigue that they are simply going through the motions, there is no training value.
Here's a quote describing exactly what elite performers are able to do when the internal and/or external pressure is on.
We often hear that practices should be harder than matches, but how do we do that? This article offers some ways you can get there.
An article from the running arena brings up the subject of mental fatigue and focus and how they relate to athletic performance.
Here are a couple of ways you can create frustration, distraction, and pressure on your players in practice to help them become mentally tougher.
It's easy to place blame on players for their lacking in things like coachability and mental toughness, but to do so is a form of hypocrisy.
A player's mental toughness is closely linked to their fitness and the amount of rest and recovery they get - both in the short and long-term.