How to focus at work and maintain long-term alertness

9 tháng 3, 2025 · Mai Truong

High levels of concentration are crucial for enhancing work performance and maintaining long-lasting alertness. However, many people struggle to maintain concentration due to their surrounding environment, work pressure and health conditions. Therefore, what are effective ways to concentrate? How can you stay alert throughout the long day? Let’s The Hour will help you understand the factors affecting concentration and provide useful methods to improve and sustain focus in your work optimally.

Introduction to the importance of concentration

Concentration is a key component for attaining success in every aspect of life. In the workplace, a high level of concentration lets us carry out tasks more efficiently, accurately and quickly. Moreover, it not only improves our productivity but also significantly improves the quality of our work resulting in higher-quality goods and services.  

Maintaining concentration in modern society is becoming more challenging. Nevertheless, this is a skill that can be developed. Specifically, when we improve our concentration skills, we become less sensitive to external distractions which reduces anxiety and stress.   Furthermore, focus also enables us to keep going in achieving our objectives, overcome challenges and promote overall performance. 

Generally, concentration is an important skill that brings numerous benefits to both work and personal life. Hence, cultivating and maintaining concentration is an ongoing process that requires patience and effort.

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Concentration is a key leading to success in every aspect. 

Factors affecting the ability to concentrate

Working environment: noise, light, space.

Working environment has a direct effect on our ability to concentrate. Particularly, loud or noise can be distracting and diminishing our concentration. Moreover, an area that is too dim or light also affects our vision and alertness. Furthermore, a cluttered space can easily lead to distractions while a tidy and spacious environment enhances our concentration and productivity.

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Working environment can affect directly on our concentration 

Health status: sleep, nutrition, physical activity.

Health status is the key factor for maintaining long-term concentration. To be exact, lack of sleep can diminish work performance, making it harder to concentrate. Moreover, nutrition also plays a crucial role for concentration, for example, a poor eating habits can lead to fatigue reducing our ability to focus. Additionally, maintaining a regular physical activity improves blood circulation, boosts energy levels, and enhances our concentration.

Psychological factors: stress, anxiety, motivation.

Psychological problems such as stress and anxiety can lead to a distracted mind, reducing focus while working. To be specific, if pressure is not managed well, maintaining high performance becomes challenging. Conversely, it becomes easier to concentrate on your goals and work more effectively. Cultivating a positive mindset and seeking sources of inspiration can enhance your ability to focus and maintain long-lasting alertness.

Methods to improve and maintain concentration

Maintaining and improving high levels of concentration while working depends not only on willpower but also on the combination of various factors. Particularly, an ideal work environment, effective time management strategies and a proper health care regimen will help enhance your work performance.

Create an ideal working environment

An ideal working environment enhances the ability to maintain high levels of concentration. To achieve dramatically effectiveness, you should:

  • Minimize noise and distractions by using noise-canceling headphones or choosing a quiet space. For example, if you prefer not to work in complete silence, select appropriate background music, such as instrumental or nature sounds, to aid your focus. Additionally, you should turn off unnecessary notifications from your phone and computer to avoid interruptions. 

  • Adjust the lighting to a suitable level, avoiding overly bright or dim conditions. To be specific, natural light is the best for maintaining concentration. If natural light is unavailable, choose lamps with soft white or yellow light.

  • Keep your workspace tidy by only retaining essential items to minimize distractions. For instance, select a comfortable chair to maintain proper posture, preventing fatigue during long work periods.

  • Personalize your workspace by decorating your desk with favorite items, such as plants or motivational images, to increase your enthusiasm for work. If working from home, separate your workspace from relaxation areas to help your brain distinguish between work time and relaxation time.

Effective time management

Effective time management is the key to enhancing focus and completing tasks optimally. Some useful ways include:

  • Applying the “Pomodoro” Technique: Work for 25 minutes, then take a short 5-minute break to keep your mind alert. Then, after four cycles (totaling 2 hours), take a longer break of 15-30 minutes. Thus, it helps prevent mental overload and maintains effective concentration.

  • Creating a prioritized task list: Avoid multitasking to focus intensely on your work. Particularly, write down your tasks for the day and mark them off as you complete them to create a sense of progress and motivation.

  • Avoiding multitasking: Many people believe that doing multiple tasks at once saves time, but in reality, it reduces concentration. Instead, focus on completing one task before moving on to the next, allocating specific time for each task to avoid distractions.

Take care of your health

A healthy body helps the brain function better, thereby improving the ability to concentrate effectively at work.

  • Get enough sleep: Sleep directly affects your ability to maintain high levels of concentration while working. For instance, adults need 7-8 hours of sleep each night to stay alert. Moreover, avoid using phones or computers before bed to prevent exposure to blue light.

  • Maintain a balanced diet: Incorporate brain-boosting foods such as salmon, walnuts, eggs, avocados and green vegetables. Notably, remember to drink enough water to keep your body in optimal condition.

  • Exercise regularly: Aim for at least 30 minutes of physical activity each day to enhance blood circulation and keep your mind sharp.

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Taking care of your health leads to increase and maintain concentration 

Use black tea to enhance concentration

Black tea is not only a delicious drink but also helps enhance focus and maintain concentration. Particularly, thanks to special components like caffeine and L-theanine, black tea can improve your ability to concentrate effectively at work without causing stress or insomnia like coffee does.

Mechanism of black tea's impact on concentration

Black tea contains many compounds beneficial for effective concentration at work, particularly two main components:

  • Caffeine: Caffeine is a natural stimulant found in black tea that stimulates the central nervous system, helping you feel alert and reducing drowsiness. Particularly, this substance also enhances blood flow to the brain, thereby improving your ability to concentrate effectively. Compared to coffee, the caffeine content in black tea is lower, allowing you to stay alert without feeling overly jittery or anxious.

  • L-theanine: Black tea also contains L-theanine which is an amino acid that promotes relaxation and reduces stress. Thus,  it leads to increase the production of alpha waves in the brain, helping you feel calmer and more focused.

The combination of caffeine and L-theanine in black tea creates a synergistic effect, enhancing concentration gently without the restlessness often associated with coffee.

How to use black tea effectively

In order to use black tea for effective concentration at work, you can apply the following methods:

  • Choose high-quality black tea: Select tea with a clear origin and good quality to ensure you receive all the benefits. The Hour is a brand that is safe and meets export standards to the U.S. with FDA (Food & Drug Administration) approval.

  • Brew tea correctly: Use water heated to 85-90°C to avoid losing important nutrients. Steep the tea for about 3-5 minutes to preserve the flavor and appropriate caffeine content.

  • Drink tea at the right time: Enjoy a cup of black tea in the morning or early afternoon to enhance alertness and concentration. Avoid drinking tea in the evening, as caffeine can interfere with sleep.

  • Consume tea in moderation: Drinking too much black tea can lead to side effects such as insomnia, anxiety, or indigestion. About 1-2 cups of black tea per day is sufficient to reap its benefits.

  • Combine with other methods: Black tea is just one part of improving concentration. Combine it with other practices such as getting enough sleep, eating healthily, and exercising regularly for the best results.

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Exercises to practice concentration

Training your concentration is an ongoing process that requires suitable methods to improve attention and reduce distractions. Below are some exercises that can help you enhance your concentration effectively in work and life:

Meditate and breathe deeply to reduce stress.

Meditation and breathing deeply are powerful methods that help improve concentration at work, reduce stress and control the mind. Moreover, meditation trains you to focus your attention on a specific point, allowing the brain to learn how to concentrate better. How to perform a simple deep breathing meditation exercise:

  • Sit comfortably in a quiet place and close your eyes.

  • Focus on your breath: inhale through your nose and exhale gently. Inhale deeply through your nose for 4 seconds, hold the breath for 4 seconds, then exhale slowly through your mouth for 6 seconds. Repeat this 5-10 times to feel more relaxed and focused.

  • When your thoughts start to wander, gently bring your attention back to your breath.

  • Practice for 5-10 minutes each day to enhance your ability to concentrate effectively while working.

Use applications to support brain training.

Application can be a useful tool to help you improve your concentration. Some applications that aid in brain training, memory enhancement and attention control include:

  • Lumosity: This app offers scientific games designed to train memory, logical thinking, and effective concentration skills.

  • Elevate: This application helps improve thinking, language, and concentration skills through various cognitive exercises.

  • Forest: An app designed to prevent distractions: when you need to concentrate intensely while working, this app will grow a virtual tree. If you exit the app to browse social media, the tree will die, providing motivation to stay focused.

Practice mindfulness in daily work.

Mindfulness is the practice of fully focusing your attention on the present moment, helping you work effectively without being distracted by other thoughts:

  • Focus on the present: When working, concentrate on a single task instead of thinking about many other things. If you notice your mind wandering, gently bring your attention back to the task.

  • Enjoy the little moments of the day: When eating, walking, or listening to music, truly focus on that experience rather than thinking about work or your phone. This helps train your brain to cultivate the habit of increased concentration.

  • Maintain a habit of note-taking and writing down important thoughts: Keeping a journal or taking notes can help you organize your thoughts better and avoid distractions. Use the Brain Dump method to release unnecessary worries onto paper.

Overall 

There is some information to answer the question of “how to focus at work and maintain long term alertness. After reading this blog, The Hour hopes you raise more awareness about factors affecting an ability of concentration and the ways to improve this ability. Thus, do not hesitate to follow The Hour’s blog to raise more awareness about tea!