The 10-Second Balance Test and What It Says About Aging

Most fitness tests measure how far or how fast you can go. One of the more revealing ones asks you to stand still. Researchers in Brazil asked 1,702 people aged 51 to 75 to balance on one leg for ten seconds, and about one in five couldn’t manage it. Over the following seven years or so, that group was considerably more likely to die.

It’s an easy result to over-read. Wobbling on one leg doesn’t cause anything, and passing the test won’t protect you. What a failed attempt usually reflects is something already under way, such as weaker legs or a body that moves less than it used to. Balance can also be trained at any age, and the practice takes a few minutes a day.

Ten Seconds on One Leg

The test in the 2022 study was deliberately simple. Each person stood on one leg with the other foot resting against the back of the standing leg, arms by their sides and eyes fixed straight ahead, and had three tries to hold it for ten seconds. The share who failed rose steeply with age. People were then followed for a median of about seven years. After the researchers adjusted for age, sex, body mass index and existing health conditions, those who couldn’t pass had an 84% higher risk of dying from any cause.

Araujo, C.G. et al. (2022). “Successful 10-second one-legged stance performance predicts survival in middle-aged and older individuals.” British Journal of Sports Medicine, 56(17), 975-980.

An earlier study from the same research group used a harder task: sitting down on the floor and getting back up. The sitting-rising test is scored out of ten, five points for sitting and five for rising, and you lose a point each time a hand, knee or forearm goes down for support. Among 2,002 adults aged 51 to 80, people who scored 0 to 3 had roughly five to six times the mortality of those who scored 8 to 10 over about six years.

Brito, L.B.B. et al. (2014). “Ability to sit and rise from the floor as a predictor of all-cause mortality.” European Journal of Preventive Cardiology, 21(7), 892-898.

What a Wobble Does and Doesn’t Tell You

Both studies are observational. They show who did worse, not why, and they can’t tell us whether improving your score would change your own risk. Standing on one leg draws on leg strength, the inner ear, eyesight, the nerves in your feet and how quickly the brain corrects small sways. Balance can slip because of muscle loss, nerve damage from diabetes, an inner-ear problem, or years of sitting more and moving less. The test picks those things up without telling you which one is at work. And like most studies of this kind, these two couldn’t measure everything that might explain the link.

That still leaves a quick check that’s worth repeating now and then. A poor result is mainly a reason to start practicing, and possibly to mention it at your next check-up. If you’ve had falls or dizzy spells, or your feet often feel numb, talk to your doctor before testing yourself at home.

How to Try It Safely

Do this beside a kitchen counter or a wall you can grab, barefoot or in flat shoes, with nothing on the floor to trip over.

1. Stand close enough to the counter to touch it, arms relaxed at your sides.
2. Lift one foot and rest it against the back of your standing leg, below the knee.
3. Look at a fixed point straight ahead and hold the position for ten seconds without touching anything.
4. If you wobble or put the foot down, rest and try again. The study allowed three tries.
5. Switch legs and write down how many seconds you held on each side.

If ten seconds is easy, try it with your eyes closed, still within reach of the counter. Most people find that a lot harder, and it gives you somewhere to go next.

Balance Responds to Practice

The more encouraging evidence comes from trials. A Cochrane review pooled 108 of them, all testing exercise in older people living at home rather than in care. Programs built mainly on balance and functional exercises, the kind that copy everyday movements like standing up from a chair, turning and stepping, reduced the rate of falls by about 24%.

Sherrington, C. et al. (2019). “Exercise for preventing falls in older people living in the community.” Cochrane Database of Systematic Reviews, 1, CD012424.

You don’t need a class to start. Stand on one leg while you brush your teeth, swapping halfway, and close your eyes once that feels steady. Walking heel to toe down a hallway, as if along a line, adds movement. Tai chi turns up in a number of the falls trials and suits people who’d rather practice with a group. Strength work for the legs helps too, since catching a sway takes muscle: squats to a chair, step-ups on the bottom stair and calf raises at the counter are enough to begin with.

In Lamplit, a few minutes of balance work counts as a workout: log the type, how long it took and how hard it felt. If you’d rather follow a plan, the free four-week Foundations plan in the workout tracker is one full-body session on Monday, Wednesday and Friday, about 17 minutes each time, with a guided runner that counts your reps and rests. It isn’t a balance course, but it works the legs and trunk you balance on. Repeat the one-leg test once a month and keep your times somewhere you’ll find them, so you can see whether the practice is adding seconds.

Log a few minutes of balance practice as today’s workout in Lamplit. It’s free.