Red wallpaper can stimulate and excite the nervous system, increase adrenaline and increase blood circulation. But when exposed to too much red, it can cause anxiety, making it easier for the fatigue-prone person to feel the exhaustion. Therefore, in the bedroom or study should avoid to use too much red.
Orange wallpaper generates vitality, induces appetite, helps the absorption of calcium, is beneficial to restore and keep healthy, this color is suitable for recreation room, kitchen and so on.
The purple wallpaper has a depressive effect on the motor nerve and the heart system. It can maintain the balance of potassium in the body, promote quiet, stimulate love and care about other people's feelings.
Blue wallpaper can soothe muscles, reduce or stop bleeding, can affect vision, hearing and smell, and can reduce the body's sensitivity to pain. But the color is too rich to decorate.