I have found that letting my battery completely discharge then recharging it fully will make it like new. My phone went from 5 days of battery life when new to

I have found that letting my battery completely discharge then recharging it fully will make it like new. My phone went from 5 days of battery life when new to less than a day 2 years later. This full recharge made it back to its 5 day life. I suppose batteries get fragmented like hard drives.