What it is
Difficulty maintaining stable posture or coordinated movement — arising from vestibular, neurological, musculoskeletal, or medication-related causes — with significant implications for safety and independence.
Difficulty maintaining stable posture or coordinated movement — arising from vestibular, neurological, musculoskeletal, or medication-related causes — with significant implications for safety and independence.

At a glance
What it is
Difficulty maintaining stable posture or coordinated movement — arising from vestibular, neurological, musculoskeletal, or medication-related causes — with significant implications for safety and independence.
Commonly experienced as
Evidence context
Emerging evidenceSee the evidence snapshotHistory & Origin
Balance requires the integration of information from three systems: the vestibular system (inner ear), vision, and proprioception (the body's sense of its own position). Disturbance in any of these — through vestibular disorders, neurological conditions, musculoskeletal weakness, medication effects, or ageing — can impair balance. In older adults, balance impairment is a major determinant of falls risk and associated injury. Balance problems may manifest as dizziness, unsteadiness, or a tendency to sway or veer to one side. The causes range from benign positional vertigo (BPPV) to more serious neurological conditions, making accurate assessment important.
The Evidence
What research says about balance, its causes, and the approaches with the strongest support for improving stability and reducing falls risk.
Targeted rehabilitation shows meaningful promise for many balance causes
Balance disturbance has multiple causes, and evidence-based approaches exist for many of them. Physiotherapy, vestibular rehabilitation, and movement practices like tai chi have meaningful research support — particularly for older adults and those with vestibular-driven symptoms.
Sudden onset of severe dizziness, inability to walk or bear weight, balance loss following a fall or head injury, or progressive weakness alongside unsteadiness should be assessed by a qualified clinician promptly. These presentations may indicate neurological or structural causes that require professional investigation before any other approach is considered.
Vestibular rehabilitation is well-supported for balance problems driven by inner ear dysfunction. Physiotherapy-led balance training has good evidence for specific populations and causes. Tai chi has a relatively consistent research base for falls prevention in older adults, with trials generally reporting improvements in postural stability.
Vestibular, neurological, musculoskeletal, and medication-related causes each call for different care approaches. A physiotherapist, neurologist, or ENT specialist can help identify the underlying mechanism. Starting with professional assessment avoids mismatched approaches and ensures safety-relevant causes are not overlooked.
Vestibular rehabilitation targets inner-ear-related imbalance through specific exercises. Physiotherapy addresses strength, coordination, and proprioception. Tai chi and yoga both show benefit for proprioceptive awareness and lower limb stability. The most appropriate option depends on the underlying cause and individual circumstances.
Evidence quality varies across causes and populations. Most strong trials focus on older adults or specific vestibular conditions — findings may not generalise broadly. Complementary approaches like yoga show promising results for balance-related outcomes but are better viewed as supportive rather than primary interventions. Individual response also varies considerably.
A GP, physiotherapist, or specialist can assess whether balance problems stem from vestibular, neurological, or musculoskeletal causes. Medication review is also relevant, as many common medications affect balance. Complementary and movement-based approaches are most safely used alongside, not instead of, professional assessment where symptoms are persistent or worsening.
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