Effects of going to bed late. Firstly, Sleep too late Is one of the reasons that will make me become obese. Because the body will shed some hormones. It’s makes me hungry and eat. Some time I choose to eat cake or junk food. Affect my weight increases very quickly. Second, Sleep too late make my health is bad. People who sleep less more than 7 hours often have a flu more than people who get enough rest. The immune system works worse, Sick more easily, Unhealthy body, and if you're sick, you will recover slowly. Finally, Sleep late, make study worse. Adequate rest is vital to the process of learning and thinking. If I sleep late too I will have concentrate on studying worse. perception, memory, understanding and creativity that will decrease, which leads us to the idea that I decided to slow down. Performance in learning and work down.