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Hara Hachi Bu: Japanese 80% Fullness Rule Resurfaces as Mindful Path to Weight Control

Coverage notes limited evidence tying the habit to weight loss despite its Okinawan roots.

Overview

  • The practice encourages stopping a meal at roughly 80% satiety to curb intake without strict dieting.
  • Recent articles emphasize mindful, slower eating because the body needs about 15–20 minutes to register fullness.
  • Practical tips include chewing thoroughly and avoiding distractions like phones or TV to better perceive satiety.
  • The method does not ban specific foods and focuses on how one eats rather than prescribing what to eat.
  • Outlets highlight Okinawa’s longevity as context but stress there is no proven causal link and advise medical guidance for people who are underweight or have eating disorders.