Strength training matters
New commentary and studies this week reiterated that regular strength training is critical for longevity and overall health — not just aerobic work — with experts urging resistance and grip work as part of long‑term fitness. Separate research even suggests isometric training can reduce blood pressure as effectively, or more, than running in some cases (washingtonpost.com) (zmescience.com).
A University at Buffalo–led analysis of 5,472 ambulatory women ages 63–99 found greater grip strength and faster five-repetition sit‑to‑stand times were linked to significantly lower mortality across an average eight‑year follow‑up; the authors reported about a 12% lower mortality rate for every 7 kg increase in grip strength. (jamanetwork.com)) A separate prospective cohort of 502,293 adults in the UK Biobank showed weaker handgrip strength predicted higher all‑cause and cardiovascular mortality, establishing grip as a large‑scale biomarker of future disease and death. (bmj.com)) This week’s Washington Post commentary summarized those findings and quoted exercise scientists and gerontology researchers urging routine resistance work and targeted grip training as part of long‑term fitness strategies. (washingtonpost.com)) Multiple systematic reviews and meta‑analyses report isometric resistance training—most often handgrip protocols—reduces resting systolic blood pressure by roughly 5–10 mmHg, with pooled estimates around 7.4 mmHg systolic and 3.3 mmHg diastolic in some reviews, an effect size comparable to a single antihypertensive drug. (clinicalhypertension.org)) Clinical trials and guideline summaries note the dominant protocol in the literature is four 2‑minute isometric holds at ~30% of maximal voluntary contraction with short rests, typically performed three times weekly for 8–12 weeks, a regimen used in randomized trials including a 2024 home‑blood‑pressure study of treated hypertensive patients published Oct. 23, 2024. (journals.plos.org)) Authors of evidence syntheses and recent reviews emphasize IRT/handgrip interventions have been tested in dozens of randomized trials but remain underutilized in clinical practice, and they call for broader guideline adoption and larger, diverse trials to define long‑term benefits and safety across patient groups. (link.springer.com))
