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.
if you're you know if you're riding a bike like I do for your zone two training well first of all riding a bike is uh a very one-dimensional activity there are basically no degrees of freedom outside of you riding you know pedaling the crank um and if you do it at you know a fixed power output that meets the criteria for Zone then you're very narrowly targeting that you're doing very little for any of the other systems
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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.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
Zone 2 training is also sometimes known as aerobic Based training it primarily targets aerobic Energy Systems and can be sustained for longer durations we're talking an hour and more some experts Define this type of training to be around 70 to 80% of maximum heart rate um possibly lower for people that are unfit um it's also defined by the talk test so you should be able to talk Comfortably but not sing so you should be a little breathy when you're talking but still able to talk comfortably