Each of these elements however also comes with a bunch of sectarianism and argument. Sleep - in total darkness, with no electronics within 10 metres; real food - paleo or not paleo, high carb, low fat, etc etc etc; daily activity - run or don't run...if you run it better be in minimal shoes POSE style and sitting is toxic; strength training - is vital....but it needs to be SuperSlow (TM), you need to do barbell squats (!) or take note of the unique physical properties of kettlebells; posture - do you Gokhale?
I've been there with all of these trends....and am finding it harder to get as excited about any of it anymore. I don't think there is any magic (apart from consistency on the basics. And strength training can do wonderful things)
It doesn't mean that all this debate is not important - it is - but what is more important is simply that people do something. (and do it safely)
Anyway, that was not what I was going to write.
I wanted to point to this piece, which explains why I am less prone to posting random links to scientific abstracts than I used to be. People throw abstracts at each other in these arguments, yet sometimes these studies do not even say what the combatants think that they do.
I have been that eff-tard