Can we get little life tips thread?

Those little effortless tips that you can do everyday to improve your life, soul, body, health, mind anything.

Purpose of this thread is that i want to live it to the max. As much as i discover everyday, i realise how much i still don't know. So let's share those little tips.

>Brush your gums and tongue, not just teeth
>cold showers increase energy levels, maybe even boost test
>if you are going to school, always pack your backpack in the evening, no matter how much you dont want to do it