随着全球化的发展，英语已经成为一种国际通用语言。作为大学生，掌握良好的英语写作能力显得尤为重要。本文将围绕“健康生活方式”这一主题，撰写一篇符合大学英语四级水平的作文范文。

题目：如何保持健康的生活方式？

In today's fast-paced world, maintaining a healthy lifestyle is crucial for both physical and mental well-being. As students, we often face immense pressure from academic demands, which may lead to neglecting our health. Therefore, it is essential to develop good habits that contribute to a balanced life.

Firstly, regular exercise plays a significant role in keeping us fit. Engaging in activities such as jogging, swimming, or yoga not only strengthens our bodies but also helps reduce stress. For instance, many universities now offer sports facilities where students can participate in various activities during their free time. By doing so, we can improve our physical condition while enjoying the process.

Secondly, a balanced diet is another key factor in maintaining health. Eating nutritious food provides the energy needed for daily activities. It is advisable to consume more fruits, vegetables, and whole grains while limiting the intake of junk food and sugary drinks. Additionally, drinking plenty of water throughout the day ensures proper hydration, which is vital for bodily functions.

Lastly, adequate sleep is indispensable for overall health. Lack of sleep can impair concentration, weaken immunity, and affect mood. To ensure sufficient rest, we should establish a regular sleep schedule and avoid using electronic devices before bedtime. A good night’s sleep allows our body to recover and prepares us for the next day’s challenges.

In conclusion, adopting a healthy lifestyle requires consistent effort and discipline. By exercising regularly, eating healthily, and getting enough sleep, we can enhance our quality of life and achieve better academic performance. Let us take responsibility for our own health and strive to live a balanced and fulfilling life.

以上文章旨在提供一个实用且易于理解的写作范例，希望对准备大学英语四级考试的同学有所帮助。通过练习类似的题目和结构，相信大家可以提升自己的写作技巧，为考试做好充分准备。