Charge when needed. Just don’t be plugging and unplugging 100% the time. Like you’re not going anywhere for long periods of time and you’re at 95% you don’t need to be plugged in constantly.

Original SE is the body of the 5/5S just with the 6S performance.

I’ve heard some have higher magnetism in themselves or something like that. I just remember I had teach who said her wrist watch got messed up like that.