It is hard to perform our tasks efficiently when we feel unproductive and tired. Who has never felt the effects of a bad night's sleep? Tiredness, slow thinking, lower productivity, and migraine can not only impair employee’s focus but also incapacitate them. Moreover, a lack of rest is also a door open for viruses and bacteria to seep into your body and lower your immunity. To size up the problem, we should consider that surveys conducted by the World Health Organization (WHO) point out that 40% of the global population do not sleep as they would wish.