A study found that high school students who got more than 7.5 hours of sleep the night before an exam earned scores 8% higher than those who got less sleep.

Sleep is the way the body and mind recharge each day. If a person does not get enough sleep, they will not function at their best.

Sleep is important for encoding information in long-term memory, and academic assessments rely on students accessing information in long-term memory.

Everyone knows that children need more than eight hours of sleep per night, and poor sleep patterns lead to poor mental functioning.