How to increase battery health

How to maximise my battery health

To learn about 'Maximizing Battery Life and Lifespan', click here --> http://www.apple.com/batteries/maximizing-performance/

Click on this link about 'iPhone Battery and Performance' to read about the battery health feature and what is considered normal performance --> https://support.apple.com/HT208387

Click on this link to read 'About Optimized Battery Charging on your iPhone' --> https://support.apple.com/HT210512