Insulating homes in Japan has been found to reduce winter-related cardiovascular risks by maintaining warmer indoor temperatures. The study uncovered that insulation upgrades offset medical costs, possibly leading to an extended, healthy life.https://www.notebookcheck.net/How-better-insulation-in-Japanese-homes-reduced-winter-related-cardiovascular-disease-risks.912220.0.html
Right. Because Japan is the only country on the planet where people insulate their houses.
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