The power of 5%

by bsrubin on March 6, 2011

My recent quest to become fucking awesome has got me thinking about the power – and challenge – of a 5% improvement.

Image: Salvatore Vuono

Here’s the rub.  Most changes you can make – let’s take nutrition/exercise as an example – will result in a small change.  Let’s say you add a protein shake after a workout.  This is unlikely to result in an immediate and noticeable change.  If an enhancement occurs it will be gradual and subtle – say a 5% change.  Unless you are carefully controlling the rest of your life and fastidiously measuring everything – a 5% change will feel like no change at all.  One could easily come to the conclusion that the protein shake didn’t work.  And even if you did notice – what’s a 5% improvement anyways?  I’m looking for MASSIVE changes.  Next!

5% Matters

But a 5% change is massive – if you can pile a few on-top of each other.  In the same way that compound interest makes us rich – pilling small gains on-top of each other makes us fucking awesome.

Five 5% changes = 27% gain

Ten 5% changes = 63% gain

Twenty 5% changes = 163% gain

And the reality is – once you are past the beginning stages of change in a given area (where it’s easy to make huge progress) – it’s much more likely that you can find a few handful of small changes that work rather than one huge change.

It’s also the case that a single change can take place extremely slowly – 5% at a time – until eventually you can see it’s work.  Improving your eyesight works like this.  Saving a few seconds on lots of things saves your time and effort for what is important.

The challenge of 5%

OK – so we have established just how important those 5% changes are – but there is a huge problem associated – that of measurement.  How can one adequately detect 5% changes?  Unless the effect is immediate and the object of measure is extremely predictable and measurable – a 5% change can be impossible to detect.

So if you lift a barbell at X weight with Y reps under the same conditions every morning – and max out consistently at Y – perhaps a 5% change can be detected from a supplement or routine change.  But for most of activities and for most people who don’t exquisitely control their circumstances – a 5% improvement will go unnoticed.  So much for the ‘try this and if it works for you keep it’ mentality – it will not work here.

This is the point in the blog post where I am supposed to have a solution to the question laid out.  Tough luck – I’m still struggling with this one.  Here is what I am thinking about:

Bundle it

So one 5% change doesn’t make a measurable difference – but a bunch together will.  Take the supplement list in my fucking awesome plan.  I don’t expect most of the supplements to make a huge difference individually.  But with the right bundle I think substantial progress can be made.  So instead or trying each sequentially in a controlled fashion – I’ll be bundling supplements together – measuring effect – and then taking them as a group.  For now I won’t attempt to tease them apart too much.  I’ll be organizing bundles of supplements that should effect the same systems – like energy, digestions, mental clarity, etc.

There is a chance that some of the inputs will work at cross-purposes to each other – but I feel pretty safe applying 5-6 variables as one and determining whether they worked as a bundle.

If it’s a Good Idea – Just Keep It

I’m not a fan of supplementing nutritionally where it isn’t doing me any good – and could easily be doing me harm.  But there are some changes that I should just adopt – they have a possible upside and no downside (and little/no effort beyond the initial change).  So don’t worry about how the measurement turns out – just adopt.  Example:  Follow my dentist recommendation and get an electric toothbrush.  Small cost, then same routine – and maybe better results.

I am not quite satisfied with either of these methods – but I’ll let you know as I experiment how they go – and let me know if you have suggestions!

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  • http://armilegge.com Armi Legge

    Ben,
    I think you make an excellent point about how little changes strung together can make a huge difference.  One of the areas where I believe this is most relevant is in sports recovery, as you alluded to in the beginning.  Things like massage, magnesium oil, ART, ice baths, compression, elevation etc, all do a fairly small amount, and yet add up to monumental gains.

    I believe that this is especially true in nutrition as well.  95% of your results will come from from a solid (paleo-ish) diet, and that last 5% can come from supplements. 

    You're absolutely right about the importance of that 5%.  Some sporting events actually don't hand out prize money to any pro athletes who don't make it within a certain percentage of the winning time, often around 5-8 percent.

    Its also the difference between a six pack and a one pack, getting into college, and getting a business off the ground.

    Many people have gotten it into their head that the 80/20 rules should be applied to everything.  It shouldn't.

    We should use Pareto's Law for the things we're trying to limit and just get through.  For the things we really love, we should be going as far as we can.  We use the 80/20 rule so we can go that extra 5% for our true goals.

    I think you have to do a done of research, reach out to people who have achieved similar goals, and especially people who have FAILED at reaching those goals.  Learn from all of these sources, and you'll figure it out.  Or just ask me since I know everything;)

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