Staying up late will make you sleepy and yawn frequently due to lack of rest or sleep. Not only that, the effect of staying up late that is left for a long time can also cause you to feel tired and disturb your physical and mental condition. Here are some of the negative impacts of staying up late to health: 1. Experiencing Weight Gain People who always stay up late will cause weight gain and people who stay up late will be at risk of obesity because staying up late can interfere with body metabolity. In addition, when staying up late, it can make the body feel hungry quickly and difficult to maintain a diet. Therefore, staying up late can cause you to gain a lot of weight. 2. Decreased Brain Function Staying up late can reduce concentration and memory and the ability to solve problems. People who stay up late will find it difficult to focus and experience a decrease in their level of alertness i...