Why Some People Have More Energy Than Others

Some People Have More Energy Than Others – Why the Gap Is Probably Wider Than You Think

Why do some people have more energy than others? There’s a particular kind of tiredness that comes not just from being depleted, but from watching other people who aren’t. The colleague who works late and bounces in the next morning. The friend who runs on five hours and seems fine. The person in the meeting who has, apparently, more capacity than you for everything.

It’s easy to conclude something is wrong with you. That you’re not disciplined enough, not resilient enough, not managing yourself well enough. But that conclusion misses something fundamental about how human energy actually works, and it costs you more than you realise to keep reaching it.

We are not all built the same. That’s not a consolation. It’s a physiological fact, and understanding it is where the real work begins.

Constitution Is Not a Metaphor

Energy output varies significantly between individuals, not just based on what they do, but based on how they are built. Research on metabolic rate and body composition has established that organ mass, nervous system architecture, and individual constitution all contribute to how much energy a person has available, and how quickly it depletes. A 2011 study published in PLOS One confirmed that individual constitution, specifically the mass and proportion of high-metabolic-rate organs, meaningfully accounts for variance in resting energy expenditure between people (Müller et al., 2011). This is not esoteric. It is measurable.

In Ayurveda, this is understood through the concept of constitution: prakriti. The vata type, governed by movement and variability, tends toward a highly reactive nervous system, strong bursts of mental and physical output, and a depletion pattern that arrives quickly and without much warning. This is not a weakness. It is a constitutional pattern with its own logic, but it requires managing in a way that is specific to that pattern, not a generic prescription written for someone built differently.

The problem is that most people who fit this pattern don’t know it. They’ve been operating on someone else’s template, wondering why they keep running out.

What Comparison Actually Costs

Here is what most people don’t account for: comparison is not a passive experience. It is an active energy drain.

When you spend cognitive and emotional resources measuring yourself against someone else’s output, your nervous system registers that gap as a threat. The low-level stress response this activates, the internal commentary, the self-monitoring, the frustration — draws on the same reserves you’re trying to protect.

This is the hidden layer in people who are externally functional and internally running on empty. The tiredness isn’t just from what they’re doing. It’s from what they’re doing to themselves in response to what they observe in others.

Stopping that drain is not a mindset shift. It’s a physiological decision.

Self-Knowledge Is Not Self-Indulgence

The phrase “know yourself” has been so widely used it has lost its edge. But in the context of energy, it has a precise meaning: understanding what your system needs in order to function at its actual capacity — not at the capacity of someone built differently.

This requires two things most people find surprisingly difficult: the knowledge itself, and the willingness to act on it. Knowing you need more rest than your colleague is one thing. Saying no to what eats into that rest, in a culture that rewards output and treats apparent slowness as weakness — is another entirely.

That’s not a lack of discipline. It’s a lack of permission. And that permission has to come from understanding, not from someone else’s reassurance.

“You can’t build your energy on someone else’s template. You can only build it on your own.”

Where the Real Work Is

The goal is not to have more energy. The goal is to stop haemorrhaging the energy you have outward, in worry, in comparison, in the constant low-level noise of measuring yourself against a standard that was never calibrated to your system.

When that stops, something shifts. Not dramatically, and not immediately, but with the steady quality of a system that’s no longer fighting itself.

Building resilience from this starting point looks different for everyone, because it has to. It begins with knowing what you’re actually working with — your constitution, your real capacity, your depletion patterns, and designing around that, not around the person next to you.

If this resonates, the Inner Stability Quiz is a good place to start, it takes five minutes and tells you what your system is actually doing. [Link to quiz]

Research reference: Müller MJ et al. (2011). Effect of Constitution on Mass of Individual Organs and Their Association with Metabolic Rate in Humans: A Detailed View on Allometric Scaling. PLOS One. PMC3144246. [Verified: pmc.ncbi.nlm.nih.gov/articles/PMC3144246/]