About Paul von Zielbauer

Paul von Zielbauer

Paul von Zielbauer

Paul von Zielbauer is the creator of AGING with STRENGTH on Substack.

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Cutting the Rest Between Gym Sets Unleashes All Kinds of Benefits Jun 12, 2026

There are two ways to lift weights, and while both build muscle, I think of them as different species within the same genus. One way is the routine gym workout: walk in, run the routine, move the load, check the box. I respect it. It builds strength,... Read More

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Sex After 50 Changes A Lot -- Most Changes Are Fixable Jun 04, 2026

I spent the last few weeks reading everything credible I could find on sex after 50, and the clearest finding has nothing to do with hormones or technique. It's silence. Most older adults who run into a sexual problem never mention it to anyone, and ... Read More

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Don't Trust the Headlines About Sleep Research May 28, 2026

Two sleep studies recently showed up in the nuance-free spin machine known as digital media, and the headlines they spawned are doing what wellness headlines often do: turning provocative evidence into a unanimous — if false — verdict. Th... Read More

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The 150-Minute-a-Week Fitness Lie May 21, 2026

The 150-Minute Lie The most repeated number in adult fitness — 150 minutes a week of moderate-to-vigorous activity — was never meant to be a target. It was meant to be a floor. Somewhere between the World Health Organization writing it do... Read More