Irresistible sleepiness can hamper our daily productivity. There are several factors that can cause a person to get sleepy, from lack of sleep, fatigue, to certain medical conditions. Then, how to overcome it? Let's consider the following review. The amount of sleep needed by an adult is around 7-9 hours a day. But sometimes, you may still feel sleepy even though you have had enough sleep, or even have slept longer than the recommended time. This irresistible sleepiness will certainly disrupt your activities and can endanger your safety. These are the factors that cause drowsiness Sleepiness is often caused by working late or working late into the night (staying up late). This results in less sleep and makes you sleepy the next day. In addition, complaints easily drowsy can also be caused by several other things, such as: 1. Certain medical conditions There are several medical conditions that can make you sleepy, including: Sleep disorders, such as narcolepsy, sleep apnea...