What does grip strength measure?

A handgrip test measures the force you can produce with your hand using a specified device and testing procedure. It is one measure of muscular function, not a complete assessment of your fitness.

Grip matters in everyday tasks such as carrying shopping or holding equipment. In training, it can influence how comfortably you hold a weight or maintain a particular position. Different tasks test different qualities: a dynamometer squeeze, a loaded carry and a timed hang are not interchangeable results.

What does the research actually show?

A UK Biobank cohort study published in The BMJ found associations between lower grip strength and several adverse health outcomes. It was observational research: it does not establish that increasing grip strength alone prevents those outcomes.

A low result does not diagnose heart disease, neurological decline or biological age. Your hands do not reveal your heart muscle density or how many years you have left to live. Health concerns need assessment by an appropriately qualified professional.

Compare the same test, not just the numbers

Record the device or exercise, hand tested, position, instructions, number of attempts and date. Use the same procedure when repeating a test. Differences in equipment, technique, fatigue or discomfort can make comparisons misleading.

Illustrative example—not a participant case study: someone records a handgrip squeeze in kilograms and later records a hanging time in seconds. Both involve the hands, but the second result cannot show whether the first measure improved. To compare grip-force results, repeat the original procedure.

Where grip fits in the VITRO picture

The VITRO Vitality Games brings together ten stations across several areas of performance. Check the current station instructions and level requirements rather than assuming every event exercise is a clinical handgrip test.

Use the Vitality Score explanation to understand the event benchmark. A total score is a starting point for discussion, not a diagnosis or a lifespan prediction.

Turn a result into a useful next step

If holding equipment limits an exercise, record that observation and discuss an appropriate progression with a coach. Choose a manageable exercise and load, and do not push through pain to improve a number. New or unexplained weakness deserves medical advice rather than self-diagnosis from a fitness test.

For help deciding what to work on, explore VITRO coaching. Our Test, Train, Retest guide explains how a baseline and training record can support a fairer comparison.

Ready to understand the wider assessment? Read what to expect at your first Games, then check upcoming events.