I started doing yoga. Meditate every evening after writing in my diary. Take a melatonin and some fish oil to sleep like a baby. In the morning I take D3 and some fish oil. Also I force myself to eat much more vegetables.
Maybe I am not more productive but I am most certainly happier.
As in Joshua Blaine's original description (below), but may be used to brag about things you've accomplished either this month (December) or the previous one (November), assuming that you haven't brought it up in any earlier Monthly Bragging Thread.