A hand-grip (handgrip) dynamometer is a simple handheld device that measures the maximal isometric force a person can generate by squeezing, reported in kilograms or pounds. Grip strength reflects overall skeletal-muscle strength and depends on coordinated muscle, tendon, joint, and nervous-system function, making it a convenient proxy for global muscular fitness. Muscular strength rises through early adulthood, peaks around ages 30-39, and declines thereafter, a loss that accelerates with age and physical inactivity. Because the test is quick, inexpensive, and non-invasive, low grip strength is used clinically as a core diagnostic criterion for sarcopenia (age-related loss of muscle mass and function) and as a general marker of vitality.
Across large prospective cohorts and meta-analyses, lower grip strength is consistently associated with higher all-cause and cardiovascular mortality, incident cardiovascular disease, disability, and, in some studies, cognitive decline and depression, often predicting outcomes as well as or better than systolic blood pressure. These associations have led researchers to propose grip strength as a new vital sign of health, and low grip strength anchors consensus definitions of sarcopenia, while reference ranges from more than 125,000 healthy adults in 21 countries allow one home measurement to be compared against age- and sex-specific norms. Importantly, grip strength is a marker or proxy of underlying physiological robustness rather than a proven cause of longevity; associations with some outcomes (such as longitudinal cognitive change) are weaker or inconsistent, and normal cut-off values differ by sex, age, and population. This evidence concerns handgrip strength as a biomarker and its measurement by dynamometry, not this specific commercial dynamometer product.
Peer-reviewed studies on the active compound — citations link to PubMed.
“Higher grip strength was associated with a range of better health outcomes”
“lower handgrip strength associated with higher all-cause, cancer, and cardiovascular mortality risk”
“Muscle strength is gradually and inversely associated with mortality risk in the oldest old”
“Grip strength was inversely associated with all-cause mortality (hazard ratio per 5 kg reduction in grip strength 1.16, 95% CI 1.13-1.20; p<0.0001), cardiovascular mortality (1.17, 1.11-1.24; p<0.0001)”
“Higher levels of handgrip strength were associated with a reduced risk of all-cause mortality (HR=0.69; 95% CI, 0.64-0.74) compared with lower muscular strength”
“Handgrip strength as a predictor of all-cause mortality”
Research describes the active mechanism and is not a claim about this specific product.
Across large studies, dysregulated cortisol patterns track with worse health: a…
Large prospective cohorts and meta-analyses consistently link higher serum GGT, even…
Higher fasting insulin and HOMA-IR reflect greater insulin resistance, a central feature…
Across large prospective cohorts and meta-analyses, higher hs-CRP is consistently…
Yes — its active compound is linked to 16 peer-reviewed studies, summarized and cited above.
You can buy it on Amazon via the link above; Magellan earns a small affiliate commission at no extra cost to you, which does not affect the evidence grade.
Dietary supplements and devices are generally well tolerated but are not a substitute for medical care. Talk to your physician before starting, especially if you take medication or have a health condition.