Nowadays, work stress is such a serious problem and most working people always get used to it. For our daily life, there are lots of activities to do and work is one of the most important things that people have to tackle with in order to generate income to run their family. Because of this, lots of them have been working day in and day out and easily exposed to work stress. Thus, it is vital to explore the cause of work stress among working people. One reason that leads to work stress is workload. Some persons may receive the job that don not match their capacity. Another reason is the relationship at work. Those workers need to collaborate with the colleague and it is easy for them to have the conflicts and competition, causing stress at workplace. A final reason, responsible for work stress is the leadership. Lots of employees are easily exposed to stress at workplace because they are acting as the leaders who have more responsibilities than the staffs.