What is the reason to feel sleep the hole day?

Feeling sleepy throughout the day can be caused by various factors, including insufficient sleep, poor sleep quality, or sleep disorders like sleep apnea. Additionally, lifestyle choices such as a sedentary lifestyle, poor diet, or high stress levels can contribute to daytime fatigue. Medical conditions, such as depression or thyroid issues, may also play a role. It's essential to evaluate your sleep habits and consult a healthcare professional if excessive sleepiness persists.