Modern smartphones can safely stay plugged in overnight, but temperature and charging habits still affect long-term battery health. Here's what Apple, Samsung and Google say.

Fast charging doesn't cause phone batteries to degrade faster. The real harm is bad habits, such as overnight charging, deep drains, and keeping the battery constantly above 80%. Take care of your ...

Charging your Android phone to 100% seems like a logical way to ensure it lasts you through the day, but this routine could actually be hurting your phone in the long term. This is because most ...

When Optimized Battery Charging is on, your iPhone won't fully charge until you need to use it, keeping the battery healthy.