專注力與思維
Whether it’s watching one more episode of your favorite show or getting work done, most of us have felt guilty about staying up past our bedtime.
無論是多看一集喜愛的劇集或是完成工作，多數人都對熬夜抱持著罪惡感。
feel guilty about (for) sth.=對某事感到愧疚be guilty of sth.=因某事而有罪stay up (late)=熬夜
We all know it is necessary to set aside sufficient time to sleep. But what exactly is sleep and why is it so important?
我們都曉得保留充足的睡眠時間是必要的，但睡眠到底是什麼，為什麼睡眠那麼重要？
necessary(adj.)必要的;不可或缺的set aside=撥出或保留(金錢或時間)sufficient(adj.)足夠的;充足的=enough
Sleep is an essential function that allows the body and mind to rest.
睡眠是讓人體與大腦休息的必要功能。
essential(adj.)必不可少的function(n.)功能allow … to RV=使…得以做某事
Healthy sleep keeps the body healthy and strong to fight off diseases.
健康的睡眠使身體保持健康強壯以對抗疾病。
fight off=對抗disease(n.)疾病illness(n.)疾病infection(n.)感染
Depending on age, people require varying amounts of sleep.
依據年齡，人需要不同的睡眠時間。
depend on=取決於…;依據…vary(v.)(使)呈現差異;(使)有所不同
Most adults require between seven and nine hours, whereas newborns require more sleep—between 14 to 17 hours.
多數成人需要七至九小時的睡眠，而新生兒則需要更多，亦即14至17個小時之間的睡眠時間。
whereas=whilenewborn(n.)新生兒
A lack of sleep affects our ability to concentrate and think clearly, and our brains will have trouble processing memories.
缺乏睡眠可影響專注力與清晰的思維，而大腦也有出現處理記憶的障礙。
lack(n.)(v.)缺乏;缺少a lack of confidence=缺乏自信concentrate(v.)專注have trouble V-ing=有…的障礙process(n.)過程(v.)處理
Other medical conditions such as obesity, type 2 diabetes, heart disease, and poor mental health are also linked to a lack of sleep.
肥胖、第二型糖尿病、心臟疾病與精神不濟等其他疾病都跟缺乏睡眠有關。
condition(n.)疾病diabetes(n.)糖尿病A is linked to B=A跟B有關
For those who struggle to get enough sleep, establishing a realistic bedtime, avoiding caffeine and alcohol late at night, and exercising during the day are all ways that can help a person sleep better.
對於那些無法獲得充足睡眠的人，建立實際的就寢時間、避免在晚上攝取咖啡因與酒精，並在白天時運動都是有助於入眠的方法。
struggle to RV=奮力做某事establish(v.)建立;創立;設立realistic(adj.)實際的avoid(v.)避免;防止