Psychological research into a variety of colors has found some interesting and, in many cases, useful effects of looking at different colors and in some cases being surrounded by them. You may already know that blues and greens are calming, relaxing colors while more bright, aggressive colors are able to provide the opposite sensation. Yellow is said to boost the memory but also makes the viewer think more, while red has been said to cause some stimulation of both body and mind. Red can actually warm the body and increase the heart rate as well, but it may also cause higher blood pressure. As a result, if you are suffering from any illnesses that may be aggravated or worsened by those side effects, you may need to steer clear of red in your interior designs. One great way to use red, though, is in an exercise room or any other...