energy requirement

简明释义

能量需要

英英释义

例句

1.Athletes must carefully monitor their energy requirement 能量需求 to optimize performance during training.

运动员必须仔细监测他们的能量需求以优化训练中的表现。

2.The energy requirement 能量需求 for a typical adult varies based on factors like age, gender, and activity level.

普通成年人的能量需求因年龄、性别和活动水平等因素而异。

3.Nutritionists often calculate an individual's energy requirement 能量需求 to create personalized meal plans.

营养师通常计算个人的能量需求以制定个性化的饮食计划。

4.Understanding your energy requirement 能量需求 is crucial for maintaining a balanced diet.

了解你的能量需求对维持均衡饮食至关重要。

5.In order to lose weight, one must consume fewer calories than their energy requirement 能量需求.

为了减肥，人们必须摄入少于其能量需求的热量。

作文

Understanding the concept of energy requirement is essential for maintaining a healthy lifestyle. The term refers to the amount of energy, usually measured in calories, that an individual needs to perform daily activities and sustain bodily functions. This includes everything from basic metabolic processes, such as breathing and digestion, to physical activities like walking, exercising, and even thinking. The energy requirement varies from person to person, influenced by factors such as age, gender, weight, height, and overall health status.For instance, a growing teenager will have a higher energy requirement compared to an elderly person due to their increased metabolic rate and activity levels. Similarly, athletes often have significantly elevated energy requirements to support their rigorous training regimens. Understanding one’s personal energy requirement is crucial for making informed dietary choices and ensuring that the body receives adequate nutrition.To calculate an individual’s energy requirement, several methods can be utilized. One common approach is the Harris-Benedict equation, which estimates basal metabolic rate (BMR) based on weight, height, age, and sex. Once BMR is calculated, it can be multiplied by an activity factor to determine total daily energy expenditure (TDEE). This gives a more comprehensive picture of how many calories a person needs to consume to maintain their current weight. If someone wishes to lose weight, they would need to create a calorie deficit by consuming fewer calories than their TDEE, while those looking to gain weight must do the opposite.Moreover, understanding energy requirements is vital for athletes and fitness enthusiasts. For example, a marathon runner may require significantly more calories than a sedentary person. This is because the runner's body burns a higher number of calories during training and recovery. Therefore, athletes must carefully plan their diets to meet their specific energy requirements to enhance performance and prevent fatigue or injury.In addition to physical activity, psychological factors can also influence an individual's energy requirement. Stress and emotional well-being can affect appetite and metabolism, leading to changes in how much energy the body requires. For instance, during periods of high stress, some individuals may experience increased hunger and cravings, while others may lose their appetite altogether. Recognizing these patterns can help individuals better understand their unique energy requirements and adjust their eating habits accordingly.In conclusion, the concept of energy requirement is fundamental to understanding nutrition and health. It encompasses the total amount of energy needed for bodily functions and daily activities. By calculating and monitoring their personal energy requirements, individuals can make better dietary choices, optimize their physical performance, and enhance their overall well-being. Whether one is an athlete training for a competition or simply trying to maintain a balanced diet, being aware of energy requirements is key to achieving health goals and living a vibrant life.

理解能量需求的概念对于维持健康的生活方式至关重要。这个术语指的是个体在进行日常活动和维持身体功能所需的能量量，通常以卡路里为单位。这包括从基础代谢过程，如呼吸和消化，到步行、锻炼甚至思考等身体活动。能量需求因人而异，受年龄、性别、体重、身高和整体健康状况等因素的影响。例如，正在成长的青少年相比于老年人，会有更高的能量需求，因为他们的新陈代谢率和活动水平较高。同样，运动员通常具有显著提高的能量需求，以支持他们严格的训练计划。理解个人的能量需求对于做出明智的饮食选择和确保身体获得足够的营养至关重要。计算个体的能量需求可以使用几种方法。其中一种常用的方法是哈里斯-贝内迪克特方程，该方程根据体重、身高、年龄和性别来估算基础代谢率（BMR）。一旦计算出BMR，就可以通过活动因子进行乘法运算，以确定总日常能量消耗（TDEE）。这提供了一个更全面的图景，了解一个人需要摄入多少卡路里以维持其当前的体重。如果某人希望减肥，他们需要通过摄入比其TDEE少的卡路里来创造卡路里赤字，而希望增重的人则必须相反。此外，理解能量需求对于运动员和健身爱好者至关重要。例如，一名马拉松跑者可能需要的卡路里远高于一个久坐不动的人。这是因为跑者在训练和恢复期间消耗的卡路里更多。因此，运动员必须仔细规划他们的饮食，以满足他们特定的能量需求，以提高表现并防止疲劳或受伤。除了身体活动，心理因素也会影响个体的能量需求。压力和情绪健康可能会影响食欲和新陈代谢，导致身体所需能量的变化。例如，在高压力时期，一些人可能会感到更饥饿和渴望，而另一些人可能完全失去食欲。认识到这些模式可以帮助个体更好地理解他们独特的能量需求，并相应调整饮食习惯。总之，能量需求的概念对于理解营养和健康是基础。它涵盖了维持身体功能和日常活动所需的总能量。通过计算和监测个人的能量需求，个体可以做出更好的饮食选择，优化身体表现，并增强整体健康。无论是为比赛训练的运动员，还是仅仅试图维持均衡饮食的人，意识到能量需求是实现健康目标和过上充实生活的关键。