Social isolation is a main factor that causes stress among international students. Firstly, international students have less communication with one another and often cause them to become lonely. Communication is paramount in our lives, we cannot live without it. Recently, international students experience a lack of socialisation. According to (James et al. 2010), international students have less social interaction with locals resulting in a lack of confidence (Lyons, 2011). If students lack confidence, it may affect them seriously such as being unable to make friends. In addition, international students have low self-esteem which gives them a negative overall opinion of themselves. Negative opinions of self is an invisible killer that secretly
