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Sleeping in AC all night: Comfort or health risk?

etimes.in | Last updated on - Apr 29, 2025, 18:00 IST
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1/9

AC usage: A boon or bane?

With the summer season dropping its hot havoc, people are forced to find comfort and coolness around them. North India's early summer arrival has prompted increased air conditioner usage, but health experts are cautioning against leaving ACs running overnight due to various health risks, sleep disruption, and higher electricity costs. The warning comes as people in Delhi NCR and North India seek relief from rising temperatures, with many sleeping in AC all night. Here are some health repercussions of sleeping in AC through the night:

2/9

Poor quality sleep



While many think that they get the best sleep by amping up the AC temperature in the room, experts indicate that extremely low AC temperatures during sleep can lead to poor sleep quality, causing shivering and restlessness. The circulation of dust and allergens through AC units can further compromise sleep quality, suggesting that a more natural way of heat control and sleep environment might be beneficial. Artificial cooling environments can also interfere with the body's natural temperature regulation process. This disruption can lead to fragmented sleep.

3/9

Muscle tension and body pain



Sleeping in AC all night can cause muscle aches and body pain. AC usage throughout the night may often result in muscle tension and stiffness, particularly affecting individuals with existing joint or muscle conditions. Older individuals with arthritis issuess should find relief from heat by switching to fans or ensuring proper bedding support.

4/9

Skin problems arise



Health concerns extend beyond immediate comfort issues. The body's natural temperature drops between 4 and 6 am. When this is combined with prolonged cold air exposure, it can lead to skin problems, including dryness and itching. This further exacerbates acne, poor skin barrier, and low moisture levels. Skin with low moisture is susceptible to wrinkles, dullness, and dark spots over time.

5/9

Morning fatigue is real



Morning fatigue is another consequence of sleeping in AA all night. Continuous AC use results in a lack of fresh air circulation, which can result in grogginess upon waking. Not just this, cold air exposure may affect digestive functions, hormone production, and hydration levels.

6/9

Poor respiratory health



Sleeping in AC all night can cause some serious breathing problems. It may lead to the immune system's increased vulnerability during sleep, which also raises the risk of catching colds and coughs. Unclean AC vents and poor air circulation may cause mold growth in AC ducts which can increase breathing woes.

7/9

Bills burning a hole in your pocket



The price to sleep in AS all night is really high due to the massive electricity bills. The financial impact of continuous AC operation is significant, with increased electricity bills being a primary concern. Strategic AC usage during cooler hours when electricity rates are lower and turning it off in between can help households manage costs while extending appliance longevity.

8/9

AC maintenance is expensive



AC maintenance costs are high. They often need servicing and coil repairs to prevent wear and tear. Frequent switching of AC units can decrease their efficiency and cause premature wear. This pattern of usage affects both the unit's performance and its environmental impact. The continual operation of air conditioners can strain the units, potentially leading to reduced efficiency and increased maintenance needs. This constant usage pattern may result in shorter appliance lifespans and higher replacement costs.

9/9

How to reverse the impacts?



Alternative cooling methods are available for those seeking nighttime comfort. These include specialized cooling bed products and traditional fans, which can provide adequate temperature control without the drawbacks associated with continuous AC operation.

Practical solutions for nighttime cooling can include a combination of approaches, such as using fans during milder hours and reserving AC use for peak heat periods. This balanced approach can help maintain comfort while minimizing potential health and financial impacts.

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