Stress is the reaction of a person's body to changes, including environmental or psychological changes, as one adapts to an ever-changing environment. These days, living with stress is inevitable, especially in this world where societal changes and pressures are becoming more and more evident. From a biological perspective, a little stress can be useful as a motivational force that helps the body recognize changes, but in the long term, chronic stress can be a hostile force that can deteriorate physical and mental health; stress is therefore a harmful force that needs to be reduced and managed properly in people's lives. First, when a person is exposed to too much chronic stress, their mental health will be negatively affected. Deadlines, meeting deadlines, producing quotas, generating profits for the company and meeting the demands of family, colleagues and administration are factors that generate prolonged stress. Eventually, prolonged stress contributes to the breakdown of the immune system, which leads to the inability to think and act logically (Piotrowski). From there, the brain is undermined by a constant state of tension and anxiety, locking itself into depression. These feelings can feed off each other and produce physical symptoms themselves, making the situation worse. Extreme anxiety can cause dizziness, heart palpitations, headaches, or stomach upset. This cyclical pattern will continue to occur as long as prolonged stress is present. The emotional effects of stress can vary: becoming easily agitated, frustrated and moody, feeling bad about oneself (low self-esteem), lonely, worthless and depressed. For example, living in the modern world requires one to participate in "competitions" of...... middle of paper ... one should not let stress take over one's personal spirit, because one has always control over how to respond to stress, physically or mentally. Physical activity plays a vital role in reducing stress. Yoga is an example where the body's relaxation response is activated to combat stress. Works CitedBlonna, Richard. “Stress Less, Live More: How Acceptance and Commitment Therapy can help you live a full but balanced life.” NP, 2010. Web. May 14, 2014. Piotrowski, Nancy A. “Stress.” Np, September 2013. Web. May 14 2014. .