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In conclusion, sleeping with air conditioning is not inherently bad, but it does come with effects that many people overlook. Dryness, mild irritation, muscle stiffness, and changes in sleep quality are some of the most common experiences. At the same time, with proper use—moderate temperature, indirect airflow, and good hydration—air conditioning can still provide comfortable and healthy sleep.
So the next time you switch on your AC before bed, remember: comfort is important, but balance is everything. A small adjustment in how you use it could be the difference between waking up tired… or waking up truly refreshed and energized.