Other studies have revealed the benefits of a social support network, such as improved capacity to manage under stressful situations. Lowering the impact of emotional discomfort fostering long-term mental health. Having someone you can turn to when you need help dealing with a difficult issue or moving out of a bad mood cycle helps minimize the effects of stress. Supporting others can also give you an outlet for your own feelings and help you process them more effectively. Social support has been shown to be one of the most effective ways of reducing the impact of stress on the body. The more support you receive, the less likely you are to develop stress-related illnesses. It is estimated that about 80% of our happiness is determined by genetic factors and 20% by our environment. It is also known that positive emotions such as joy, love, and laughter increase the amount of oxygen we breathe, release chemicals that make us feel better, and actually reduce our risk of disease. On the other hand, negative emotions such as fear, anger, and sadness decrease our levels of oxygenation, cause us to breathe more rapidly, and increase the activity of certain enzymes in our bodies that can lead to cancer and other diseases.