The Strength Test That Might Predict How Long You Live

Here's a number worth sitting with for a second: in a study of more than 5,000 women between the ages of 63 and 99, every extra 7 kilograms of grip strength was linked to a 12% lower risk of death. Faster chair-stand times told a similar story — every 6-second improvement was tied to a 4% lower mortality rate.

The study, published in JAMA Network Open and led by researchers at the University at Buffalo, followed these women for eight years. What makes it stand out isn't just the size of it, it's what the researchers controlled for. They accounted for how much the women exercised, how much they sat, their cardiovascular fitness, even inflammation markers in their blood. The strength connection held up anyway.

In other words, it wasn't just "the women who moved more lived longer." Strength itself, independent of activity level, was doing something the other measures couldn't fully explain.

What This Means for You

This one hits close to home for a lot of what we do here. Grip strength and getting up out of a chair aren't flashy, they're not the kind of thing that makes for an exciting workout video. But they're two of the most honest tests of whole-body strength there are, and now there's real data tying them to how long you live.

This is Discipline in its plainest form: not chasing a personal record on a lift, just showing up consistently for the unglamorous work that keeps your hands strong, your legs capable, and your body able to do what you ask of it. That's Dedication too, frankly. Ambition gets you in the door, but it's the boring, repeated reps, the carries, the squats, the grip work, that actually move the needle over years, not weeks.

If you've never had your grip strength or chair-stand time measured, it's worth doing. Not because one number defines your health, but because it gives you something real to track, a baseline you can actually improve, rather than a vague feeling of "I should probably get stronger."

The Takeaway

You don't need a fancy test or a max-effort lift to know if you're on the right track. Sometimes the simplest measures, how hard you can grip, how fast you can stand, tell you the most.

If you're curious where you stand, that's an easy thing to check together at your next session.

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Source: LaMonte et al., published in JAMA Network Open, University at Buffalo, 2026. Summary via University at Buffalo news release.