In one study published in 2012, researchers recruited 46 older adults with chronic insomnia and split them into two groups. One was assigned to take 500 milligrams of magnesium every day for eight weeks, and the other was given placebo.
If you find a dimension intereseting, we recommend you pick up one or two facts that you find intriguing and place them into your memory. That way you will have 2nd degree information about the topic if it comes up in conversation.
Accordingly, you can do the same with others as well.