There are few things as relaxing as a waterfall. Whether they be naturally occurring beauties or artificially constructed using piped water, waterfalls have a soothing effect on those who are nearby contemplating them. In fact the ionization of the air around waterfalls has been thought to increase serotonin levels which will cause relaxation. If you live or work in a stressful environment such as a fast-paced office or a busy apartment building, you may want to incorporate running water into your relaxation therapy. Even if you can’t afford a true indoor waterfall, there are often small gadgets that you can purchase that can give you the much of the same effect without breaking your budget.