Normally, the body is able to keep the sinuses clean and healthy, despite the dark, moist environment that bacteria love. However, when conditions are right, bacteria can grow out of control in the sinuses, causing a sinus infection. One cause of sinus infections is the common cold.
It has been established that there are two major patterns of human behavior that reflect two modes of brain operation: 1  Survival-Oriented Behavior (SOB). Controlled by primitive areas in the middle of the brain.  Balanced-Empathic Behavior (BEB) .
Survival 404 is a game by Davidii and is one of the most popular games in ROBLOX, as in May 15th 2011, Survival 404 got 257,278 visits. An Insane Mode is availible here. Gameplay. The player goes out in an effort to try and keep Hunger,Thirst and Health from 0.