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Why Do Phone Batteries Degrade Over Time?
Your phone battery isn't failing because of bad luck. Here's the chemistry behind why lithium-ion batteries lose capacity and what actually extends their lifespan.
Jordan Mitchell·

Your phone battery isn't failing because of bad luck. Here's the chemistry behind why lithium-ion batteries lose capacity and what actually extends their lifespan.

Cold temperatures slow the chemical reactions in lithium-ion batteries, reducing available power and causing your phone to die faster or shut down unexpectedly in winter.