Depression can come with physical symptoms - such as poor sleeping habits or aching joints. The theory explained in this video is that there is a relationship between the physical symptoms of an overactive immune system and depression. By supplementing a diet with Vitamin D and UV light, and thereby altering one's immune system, one can allieviate the symptoms of depression.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.