The vast majority of Americans studying and working hard at the same time. So I think it makes her body is not tired, and perhaps they may sleep less than 6 hours, which is not good for your body!
Most Americans learn and work hard at the same time. So I think it makes your body does not rest. And fatigue Maybe they sleep less than six hours. This is not good for the body.
Most Americans to learn and work hard at the same time. So I think it makes the body of restless and tired. Maybe they นอนหลับน้อยกว่า 6 hours. Which is bad for the body.