7d • General discussion
The Strength Training Sweet Spot (Harvard's 30-Year Study)
You've been overthinking your training. A 30-year Harvard study just proved it.
Researchers tracked almost 150,000 people for three decades and published the results in the British Journal of Sports Medicine last month. They wanted to know exactly how much strength training it takes to meaningfully cut your risk of dying early.
The answer: 90 to 119 minutes a week. That's it. Roughly two 45-minute sessions, or three 30-minute ones.
Here's the part that should change how you think about training — going beyond 120 minutes a week didn't add any extra longevity benefit. The curve flattens out completely. More volume didn't mean more life. It just meant more time in the gym for the same result.
I see blokes in their 40s and 50s doing 90-minute sessions five days a week, wrecking their joints and burning out, convinced more is always better. This study says otherwise. The floor for real benefit is lower than you think, and the ceiling is lower too.
What actually matters more than volume: consistency, intensity (working close to failure on your big lifts), and hitting the major muscle groups each week. Two well-structured 45-60 minute sessions of compound lifting — squat, hinge, press, pull — will do more for your longevity than five rushed, unfocused ones.
The takeaway: if you're strapped for time, stop feeling guilty about it. Two solid sessions a week, done properly, is enough to move the needle on how long you live. The extra three days aren't wasted, but they're not the difference-maker you think they are.
If you're only getting two sessions in this week, make them count — heavy, compound, close to failure.
Question for the group: are you currently training in that 90-120 minute sweet spot, above it, or below it? And has this changed how you're planning your week?
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The Strength Training Sweet Spot (Harvard's 30-Year Study)
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Ex-chef. PT. Sober. I help men in their 30s-50s build real strength and sort out their nutrition. No gimmicks, no Ozempic. Free Blueprint inside. ⬇️
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