Most bundles hand you a planner first. That is backwards. A planner is a container, and filling a container before you know what you are carrying is how people end up with a beautiful system they abandon in week three.
Measure first because the fix depends on the domain. Interruption overload and sleep debt both feel like fog and need opposite responses.
Aim second. Almost everyone has two hours a day when they are genuinely sharp, and almost nobody knows which two. A week of one-line ratings settles it.
Unload third. Moving what you are carrying into an external store reduces the working-memory cost of holding it. This is the single biggest same-day relief in the bundle.
Then plan, walk and guard. The planner writes tasks as if-then statements, which is the form with the strongest evidence behind it. The 21-day walk builds the streak. The Guard Circle keeps the hours you just found from being given away by Thursday.
The honest limit: this is a sequence for organizing attention. It is not a treatment, and it does not change what your brain is physically doing. The one intervention with hard structural evidence behind it is exercise, and it is not something we can sell you in a PDF. It is in the bundle as a recommendation, not as a product.