For the past week, Li Na was very busy and slept very little. Li Na spent the entire week studying for an important exam. Li Na'
s grade on the exam would significantly affect her course grade, driving her to study hard. However, when Li Na took the exam, she felt she did not do as well as she should have given the amount of studying she did. For Li Na, her performance was likely MOST affected by:
According to my research on studies conducted by various neurologists, I can say that based on the information provided within the question her performance was most likely affected by poorer memory and reasoning than usual, caused by lack of sleep and energy. Neurologists, believe that lack of sleep impairs a person's ability to focus and learn efficiently as well as not allowing a memory to stick in order for it to be recalled in the future.
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Its often used when RDA isn't known. The values of AI and RDA vary by age and gender.
Recommended Dietary Allowance (RDA) of a healthy people is the average daily level of intake needed to meet the nutrient requirements of approximately all (97%-98%) healthy people.
