Energy is often equated with stimulation.
More caffeine. More intensity. More pressure.
But stimulation and performance are not the same.
Stimulants increase alertness by activating stress pathways.
While effective short-term, chronic overstimulation can reduce baseline focus and increase fatigue.
As described in Why Focus Is a Biological State, focus depends on balance — not force.
Sustainable mental performance feels like:
This state is supported by hydration, energy stability, and reduced stress signaling — not constant stimulation.
Related insights:
→ Why Focus Is Not a Personality Trait
→ Building Daily Mental Clarity
Rogers PJ et al. Psychopharmacology, 2010
Smith A. Food and Chemical Toxicology, 2002
Arnsten AFT. Biological Psychiatry, 2009
Heckman MA et al. Journal of Food Science, 2010
