Sometimes the best advice is just really simple.
We think we have a handle on things and then you get some really simple advice and realize that you have totally missed the obvious.
This article is from a website that I really like. The biggest reason is that it is simple and tries not to overcomplicate things.
These tips are just straight forward and putting these small, simple steps into your routine can, in the long run, make a large difference.
It will also help to put small simple changes into your routine just to see if you are ready for some bigger ones.