10 Barefoot Shoe Myths, and the Two That Hold Up

Ten claims that come up in every barefoot shoe argument. The two that survive are marked as such rather than debunked to fill out the number.

Do barefoot shoes have any support?

Not in the sense the word usually means. No arch shelf, no stiff heel counter, no cushioning column under the heel. If support means a shoe holding your foot in a shape, barefoot shoes have none of it, and pretending otherwise is a dodge.

The argument for them is that the foot does the job itself once it is strong enough. It has 26 bones and 33 joints held together by muscle, and muscle responds to load. Garcia-Arrabe and colleagues scanned habitual minimal-shoe wearers in 2024 and reported a quadratus plantae cross-section around 0.45 cm² larger and a plantar fascia about 0.10 cm thicker than in conventional shoe wearers.

Note what that does not show. It compares people who already wear minimal shoes against people who do not, so it cannot tell you the shoes caused the difference rather than attracting a certain sort of foot. The 57 percent strength figure quoted alongside it attaches itself to arches, intrinsic muscles or foot strength in general depending on who is repeating it, which is a fair sign nobody passing it on has read the paper.

Are barefoot shoes only for athletes?

A straw man. No brand claims it, and the people wearing them on a Tuesday afternoon are nurses on long shifts, teachers, retail staff on concrete and anyone who walks a lot in airports.

What nobody has is a controlled number on whether a flat shoe beats a cushioned one over ten hours of standing. Plenty of people say it does. That is testimony, not a trial.

Is a thin sole enough protection?

Against sharp objects, less than a thick sole. That is arithmetic, not opinion. A 4mm outsole stops less glass than a 25mm one, and anyone telling you otherwise is selling something.

The trade is that you feel the ground and adjust before you put weight on it. Thick, stiff soles mute that feedback, which is how people roll ankles off kerbs they never registered. Whether the trade is worth it depends on where you walk. City pavement and dry trail, yes. Building sites and rocky scree, take the thicker sole.

Are barefoot shoes uncomfortable?

At first, usually yes. Calves and the underside of the foot ache for a few weeks because muscles that were doing very little are suddenly working. That fades. Pain in a joint does not, and telling the two apart is the only thing you need to track.

Muscle fatigue is dull, spread out, and better the next morning. Joint pain is sharp, points to one spot, and is worse the next morning. Fatigue means hold the pace. Joint pain means drop back a stage.

A pace that keeps you out of trouble

Treat those as a ceiling rather than a target. Plenty of people need twice as long, particularly anyone coming out of years in a raised heel.

Can you wear barefoot shoes with flat feet?

Often, yes, and the blanket advice that flat feet need permanent arch support is no longer the consensus it once was. A 2024 Journal of Biomechanics study followed people with flat feet through a gradual switch to barefoot shoes and reported improved arch height and strength at six months.

The word doing the work there is gradual. The paper as it gets quoted never gives an effect size, so improved could mean anything from something you would feel to something only an ultrasound would find. A reason to try, not a reason to bin your insoles this week.

Our flat feet guide goes through this in more detail.

Will barefoot shoes make your feet cold?

Mostly true, and this site has previously argued otherwise, which was wrong. A few millimetres of rubber puts far less between your skin and cold wet pavement than a thick midsole does, and you notice it in a British January.

Circulation is part of it, and a shoe that lets toes move does help, but it does not cancel out conduction. The market has already answered this. Lems, Vivobarefoot and Xero all make insulated or lined winter models that keep the flat sole and the wide toe box. Wear thin summer models through January and your feet will be cold, because that is what the material does.

Are barefoot shoes just a trend?

Wide toe boxes and flat soles are how footwear was made for most of its history, so this is a revival rather than an invention. Whether the market keeps growing is a separate question, and the growth figures that circulate here are worth ignoring. This post used to carry a 214 percent search growth number and a 945 million dollar market projection with no source attached to either.

What is checkable is that podiatry has moved from dismissing minimal footwear outright to arguing about who it suits. Slower and less exciting than a market forecast, and more convincing.

Are barefoot shoes expensive?

Against a supermarket trainer, yes. Against the running shoes most people already buy, no. The category is small enough that nobody makes them at scale, which is the real reason for the price rather than anything about the materials.

Start at the bottom. Xero and Merrell’s minimal line both sit there, and paying for waterproofing before you know whether you like flat soles is money guessed. Our reviews cover specific models.

Can you wear socks with barefoot shoes?

Yes. The myth comes from people hearing barefoot shoes and picturing bare feet. A sock only has to stay out of the way of the two things the shoe is for: toe splay and ground feel.

Do barefoot shoes cause injuries?

The shoes do not. Rushing does. Almost every barefoot injury story turns out to be someone who went from cushioned trainers to a 10k, loading a calf and a forefoot that have had years off.

Age matters too, which most posts on this leave out. Oregon State researchers looking at young athletes in 2024 found children aged 8 to 14 roughly doubled their impact loading rates in minimal shoes and did not shift to a forefoot strike the way adults tend to. The technique change that makes a thin sole safe is not automatic, and a child may not make it on their own.

The two podiatrists usually quoted on opposite sides of this agree on more than the argument suggests. Emily Splichal, firmly pro-barefoot, argues from sensation: “The foot has over 200,000 nerve endings.” Her case is that a thin sole lets that system work. Kevin Kirby, the sceptic, answers on variation: “Individual foot mechanics vary enormously. What works for one person may cause problems for another.” He wants people assessed before they switch.

Both of those are compatible. Go slowly, and stop if a joint hurts rather than a muscle. Our transition guide sets out the pace in more detail, and the beginners guide covers what to buy first.