4 Myths About Smartphone Batteries

Daniel Silva
Geek Culture
Published in
2 min readJan 29, 2022
Image from Canva

More often than not you might hear or read some suggestions related to the use given to smartphone batteries and how to improve them.

Mobile batteries are supposed to wear out, that is certain.

However, there are still some myths around batteries that people still blindly believe to this day.

Using the Device While Charging Damages The Battery

Not quite.

You can use your smartphone while it is charging. However, it will be subjected to extra effort.

Though it doesn't damage the battery, the device might overheat due to that extra effort you’re imposing on it. But then again, it can also happen while not charging.

An extra consequence is slower loading, depending on the type of task being performed while charging.

Always Charge It up To 100%

This was very common when batteries were made of nickel-cadmium.

Nowadays, mobile devices are equipped with lithium polymer batteries, being much more efficient.

This type of battery has a lifespan that depends on charge cycles, so the more cycles you complete, the faster it will degrade. So keeping the battery between 40% and 80% will be healthier for your battery life.

Regardless, if you charge the battery to the fullest, you won’t notice any significant loss of autonomy in the short term.

Charging Your Device Overnight Overloads It

In fact, you can do this.

All modern equipment is prepared so that, as soon as it reaches 100% charge, it stops receiving energy, so it will not be overloaded.

The only risk you might face is a house fire if you decide to cover your smartphone with blankets while it’s charging.

You Don’t Need to Turn Off Your Device

Já que desligá-lo poderá danificar a bateria.

Giving some rest to your device may be beneficial, as it will completely shut down some of the in-process actions that tend to decrease its performance.

It also decreases the device’s temperature.

Inspired by a fellow creator, I decided to challenge myself to publish 100 short-form articles within January. This is article number 58.

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