We Need to Rethink Exercise (Updated Version)
Overview
Kurzgesagt explains why exercise alone does little for weight loss, since the body compensates by adjusting its total energy expenditure. It argues exercise is still very valuable for health.
On Hacker News
HN uses it as a sourced, accessible summary in weight-loss and GLP-1 threads.
Topics
Sources
Video by Kurzgesagt – In a Nutshell, played through YouTube.
Data and selection notes
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HN Library: HackerTube export (2026-10-31) and open-index/hacker-news. Upstream summaries and classifications may contain AI errors.
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- SaaS & AI candidates: Topic keywords do not match
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