Stress happens because is part of being alive. We all experiences stress even our pets. Stress is there to keep us alert; there are two main types of stress short-term stress and long-term stress. Short term could be (example) when there is a fire you flight or fight response will turn on. You will either stay there of look for your safety. A long-term stress could be the stress that you might deal with a lot of the time from work to your home. It is the complex problems that it seems you can never get rid of them.