Lifestyle is becoming one of the most important things in our life that determine what kind of person we are in the future. In this modern day, everyone has a choice about their own life. Some people agree to have a healthy habits, they choose to eat food with balance nutritions, exercise more, and enough sleep. On the other hand, others tend to take a bad way of life such as eat junk food, less sleep, and less workout. This choice could lead someone into a bad condition, physically and mentally. This essay will explain the causes and how to address those issues.