Want to lose weight ? Eat less and exercise more. Want to be more productive ? Focus on real important task instead of mundane matters. It is easy yet why do you search for alternatives ? In a way, at least for me, it explains why there are huge markets for products / services that cater to these kinds of questions.
I am writing this post as a message to my readers and also to my goodself. There are never simple answers to everything but there are simple answers to some problems.