Is The 20-80 Charging Rule For Your iPhone Really Effective? Here’s What The Science Says
Yalcinsonat1/Getty Images If you own a smartphone, be it an Apple iPhone or a Samsung Galaxy, you've likely heard of the "20-80 charging rule," which maintains that keeping your phone charged between 20% and 80% is the best way to keep your phone's battery healthy and extend the life of your phone. In today's world