Full Spectrum Lights for those long fall and winter nights indoors. There are a few devices on the market which alter the electrical fields frequencies such that they may be compatible to the human bodies electrical fields. Because they change, or overwhelm the existing fields, and don't lesson or eliminate them, the result doesn't match 'natural conditions' on earth. The most practical solution may be to simply situate the furniture that people inhabit the most at least a few feet away from stuff like refrigerators, electric heaters, fans, etc. Maybe a human body with no other health compromises would not be adversely affected by all these electrical fields that are all around us.
Meditation seems to have an effect that contributes to slowing down and being in the now.
Although it is helpful, I don't know that it is necessary. I've experienced my best inspiration on days that I've meditated and on days when I have not. It does not seem to be the determining factor, yet it may help more than I suspect. With or without formal meditation one can always make the choice to allow their blessings. They say that meditating is very beneficial to the bodies health in that it reduces stress.