Featured in Science Digest #172

A simple 10-minute floor exercise routine may help people move with better balance and control. Digest

doi.org

Standing and moving look simple, but they depend on fast, coordinated adjustments across the body. In a new study, researchers tested whether a short, low-intensity routine could improve body control in healthy young adults.

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The researchers tested the same 10-minute daily floor exercise routine in two ways. First, 17 healthy young men completed a controlled crossover experiment in which each participant served as his own comparison: balance and movement were tested before and after two-week periods with and without the exercises added to their usual routine. Second, another 23 healthy young adults did the exercise routine for two weeks, and motion sensors were used before and after the program to examine how their bodies moved during a side-step test. The exercise routine was done lying on the back and had three simple parts: targeted belly muscle contractions, small pelvis-lift movements similar to a gentle bridge, and controlled leg, foot, and toe movements. The full routine, including step-by-step illustrations, is available on the journal website.

  • Balance improved: when participants stood with their feet together, the area covered by their body sway fell by about 33% over the two weeks with the exercise routine, compared with about 9% without the exercise routine. The overall distance their body swayed also fell by about 10%, while it increased by about 6% without the exercises.
  • Side-step performance improved, and movement appeared smoother: participants completed about 5% more side-steps after the exercise period, compared with essentially no change during the period when they followed their usual routine. In the sensor-based test, they also showed less abrupt head and chest motion per step.
  • Flexibility improved: participants could reach about 4.5 centimeters farther forward while sitting with their legs straight. After the period without the study exercises, flexibility did not clearly change.
  • The routine did not improve strength or power: grip strength, jumping distance, and 50-meter sprint performance did not clearly change.

Balance and movement depend on how well the core, pelvis, legs, and feet coordinate to keep the body stable. Practicing these linked movements while lying down may help the body organize that control without the added challenge of staying upright. In that supported position, the body may be able to rehearse the links between the trunk, pelvis, legs, and feet with fewer balance demands. This could translate into steadier posture and smoother movement once standing.

Larger and longer studies are needed to confirm the findings and determine whether the measured improvements lead to meaningful benefits in everyday movement, sports performance, or rehabilitation. Still, the results suggest that even short, low-intensity coordination training can influence how the body organizes balance and movement. In episode #111, Dr. Kelly Starrett and I discuss building a durable body, reclaiming lost mobility, and raising resilient young athletes.