We humans have an interesting relationship with energy. We can expect so much of our resources, often underplaying the recovery time we really need and viewing ‘good energy’ simply as the ability to keep going, no matter what... which is akin to expecting your smartphone to keep working without recharging the battery.
In reality, energy that we can rely on and that remains generally stable throughout the day only occurs when we factor downtime and breaks into our daily lives - when we truly connect in to when we are doing too much and need to back off. This can apply to any aspect of our lives; work, play, exercise and anything else.
Energy is finite and shared around the body; when it is needed for digestion or immunity for instance, our want to move around becomes reduced - energy available to our muscle is needed elsewhere and we go into recovery mode.
The truth is energy needs to ebb and flow. We need to allow natural down-times to be able to pick up again...