Though nasal sinus cancer is much less common than lung cancer, it can be a devastating disease because the areas affected, such as the nose, are so visible. There has been no conclusive evidence to link secondhand smoke to other types of cancer, such as breast or bladder cancer. However,...
3.C.推理判断题.根据"So we see teens turn to caffeine,late-night Internet and cramming in activity after activity as a means to keep awake.因此,我们看到青少年会转向咖啡因,深夜上网,并在活动后死记硬背,以此来保持清醒."可知此处应填"然后他们被困在一个糟糕的环境中,他们永远得不到足够的睡眠."...
Over-the-counter pain relievers, as well as restricting caffeine and salt from the diet, may help alleviate these symptoms. (To get the whole story on PMS, give How PMS Works a read.) Ovulation doesn't begin automatically with menarche -- it can be another two years before a girl is ...
And how much sleep do they realistically get? According to current data, most teens need about 9 hours to have the best or most suitable sleep at night._l Many factors combine to decrease the sleep of adolescents. We can think in general of two major factors:biology, the brain processes ...
Too Much Caffeine We can relate to this one — caffeinated drinks have grown in popularity among teens in recent years, and caffeine is a known enemy to sleep. Four in ten parents say their teens consume caffeine most days, and in this age group, caffeine can make it harder to fall asle...
these technologies is now higher than ever. Yet society also requires that teens go to school at a time of day that is at odds with their biological and social lives. So we see teens turn to caffeine, late-night Internet and cramming in activity after activity as a means to keep awake....
Sleep and Teens-Biology and BehaviorHow much sleep do teens need? And how much sleep are they realistically getting? Based on current data, mostteens need about 9-plus hours to have the best or most suitable sleep night. 1Many factors combine to decrease sleep in adolescents. We can think...
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of the products you or others may buy. Take soda, for instance. Ask your kids to guess its ingredients. If you have a bottle on-hand, let them read the label. The ingredients will probably be carbonated water, high fructose corn syrup, artificial coloring, flavors; and perhaps, caffeine....
If you’re looking for a caffeine kick, switch to coffee or tea. If it’s the fizz you’re looking for, try seltzer with a squeeze of lemon or lime. 6. Screen time is eating into outside time. “Sedentary behaviors are still problematic,” saidDr. Stephanie Zaza(PDF), director of ...