Peter Attia· MD
Internal rotation is a composite of both the PEC pulling across very strong and compensating for maybe a rotator cuff problem the subscapularis in the front
The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Internal rotation is a composite of both the PEC pulling across very strong and compensating for maybe a rotator cuff problem the subscapularis in the front
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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internal rotation is a composite of both the PEC pulling across very strong and compensating for maybe a rotator cuff problem the subscapularis in the front