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Are you ruining your phone’s battery? Change this night habit
Samira Vishwas | February 3, 2026 7:24 PM CST

Smartphone Battery Damage: In today’s busy life, people often leave their smartphones charging overnight and sleep or repeatedly charge them up to 100%. According to experts, this habit not only reduces the battery life but can also cause permanent damage to the phone.

Avoid these mistakes while charging mobile at night

Smartphone Battery Damage: Nowadays every person uses smartphone. In this digital era, smartphone has not only become a necessity, but it has also become an important part of human life. In today’s era, everything from payment to shopping, marketing and saving documents is done through smartphones. But some people make such mistakes with smartphones, which can prove dangerous for the mobile.

Why should the phone not be charged 100 percent?

In today’s busy life, people often leave their smartphones charging overnight and sleep or repeatedly charge them up to 100%. According to experts, this habit not only reduces the battery life but can also cause permanent damage to the phone. Lithium-ion (Li-ion) batteries are used in most of today’s smartphones. Due to which always charging these batteries at 100% increases the stress and voltage pressure on them, due to which their capacity starts reducing with time.

What happens if your mobile is left plugged in overnight?

Although the latest phones are equipped with modern charging technologies like ‘Anker’ which prevent overcharging, the heat generated from staying plugged in overnight can slowly damage the battery cells.

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  • If your smartphone is charged up to 100 percent and still remains plugged in, then heat starts generating in the device.
  • This heat reduces the life of the battery and also increases the possibility of the phone exploding.

Up to what percentage should the phone be charged?

  • Experts believe that the smartphone should be fully charged only in emergency cases.
  • At the same time, some experts advise that keeping the battery of the smartphone between 20% to 80% is best for health.
  • If you follow this rule, your phone will not get damaged quickly and its performance will also remain better.

Read this also-New facility of NCRTC-IRCTC, now you can book tickets of Namo Bharat and other trains from one app.

High cost of battery replacement

  • Many users take special care of the battery of their premium smartphones, because battery replacement costs a lot.
  • Due to this precaution, the battery health of many people’s phones reduces only by 2 to 5 percent even after one or two years.


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