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Understanding Traditional Chinese Medicine Diagnosis: How Tongue and Pulse Reveal Your Health

Traditional Chinese medicine diagnosis involves assessing the tongue and pulse to uncover the root causes of health issues.

Chinese Medicine

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Published on 17 Feb 2025

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By Thomson Team

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Traditional Chinese Medicine (TCM) is a cornerstone of holistic healthcare, offering a comprehensive approach to well-being by uncovering underlying imbalances rather than simply treating symptoms. In Singapore, TCM continues to support wellness by combining ancient practices with modern sensibilities. Diagnostic techniques, such as tongue and pulse analysis, are highly regarded for their ability to provide personalised insights into health, forming the foundation of a holistic health assessment.

Tongue and pulse diagnosis offer practitioners a window into the body’s internal workings. The tongue’s colour, shape, coating, and texture serve as indicators of organ health and systemic balance, while pulse analysis at the wrist reveals key details about the flow of Qi and blood. These diagnostic tools enable practitioners to detect imbalances and design tailored treatment plans to restore harmony.

This guide delves into the principles of Traditional Chinese Medicine diagnosis, demonstrating how these time-honoured techniques seamlessly integrate with contemporary healthcare practices to support overall well-being in today’s fast-paced world.

Diagnosis through inspecting the tongue

Tongue Colour and Pulse Diagnosis Explained

When it comes to Traditional Chinese Medicine diagnosis, techniques such as tongue and pulse analysis are revered for their ability to reveal the body’s deeper imbalances. Refined over centuries, these methods play a crucial role in identifying health issues and crafting personalised treatment plans. For instance, a recent study explored the use of tongue diagnosis to track the progression of COVID-19. Here’s a closer look at how these practices function and why they remain essential in modern healthcare.

The Basics of Tongue Diagnosis

In TCM, the tongue is often called the "mirror of health," as it directly reflects the body’s internal organ systems. Each section of the tongue corresponds to specific organs, allowing practitioners to gain valuable revelations into a patient’s health:

  • Tip: Reflects the Heart and Lungs, offering clues to cardiovascular and respiratory health.

  • Sides: Correspond to the Liver and Gallbladder, indicating potential issues related to digestion, detoxification, or emotional well-being.

  • Centre: Relates to the Stomach and Spleen, revealing digestive health and energy levels.

  • Back: Represents the Kidney and Bladder, pointing to potential concerns with the urinary system and overall vitality.

This Traditional Chinese Medicine diagnosis technique, known as Tongue Analysis in TCM, enables practitioners to detect patterns of disharmony and guides them in tailoring treatments that restore balance and promote holistic health.

DIfferent tongue colour and its diagnostics

Tongue Colour and Its Meaning

Tongue colour is a vital diagnostic clue as it can indicate various imbalances within the body. It reflects the health of the body’s organs and overall systemic condition:

  • Pale Tongue: Often suggests Qi or blood deficiency, commonly linked to fatigue, anaemia, or weakness.

  • Red Tongue: Typically associated with heat syndromes, such as inflammation, infection, or fever, indicating an excess of heat in the body.

  • Purplish Tongue: A sign of blood stagnation, potentially indicating poor circulation, chronic pain, or internal blockages.

When combined with other diagnostic elements, these colour-based observations help practitioners identify imbalances and develop targeted treatment plans to restore balance and promote optimal well-being.

Other Factors in Tongue Diagnosis

Beyond colour, several other features of the tongue are evaluated to provide a more complete understanding of a patient’s health:

  • Tongue Coating:
    • A thick white coating often signals dampness-cold phlegm, commonly linked to sluggish digestion.

    • A thick yellow coating may indicate dampness-heat phlegm, often associated with inflammation.

    • A lack of coating could suggest Yin deficiency, often accompanied by symptoms like night sweats or dryness.

  • Moisture:

    • A dry tongue may point to dehydration or Yin deficiency.

    • An excessively moist tongue could indicate dampness or fluid retention.

  • Shape and Size:

    • A swollen tongue with teeth marks can indicate spleen deficiency and dampness.

    • A small or thin tongue may suggest Qi and blood deficiency, commonly causing symptoms like dizziness or fatigue.These factors provide a more comprehensive understanding of the body’s internal state, enabling practitioners to tailor treatments effectively.

Taking pulse diagnosis

The Role of Pulse Diagnosis in TCM

Pulse diagnosis is a vital complement to tongue analysis in Traditional Chinese Medicine diagnosis, providing additional insights into a patient’s health. Practitioners assess the radial artery at the wrist, focusing on three distinct positions on each side to gather valuable diagnostic information using pulse reading techniques:

  • Cun: The position closest to the wrist crease, linked to the Heart and Lungs.

  • Guan: The middle position, associated with the Liver, Stomach, and Spleen.

  • Chi: The position furthest from the wrist crease, connected to the Kidney and Bladder.

By examining these positions, practitioners can assess the health of the corresponding organs and gain a deeper understanding of the body’s overall balance. 

Different pulse types and their indications

Pulse Types and Their Indications

In Traditional Chinese Medicine diagnosis, pulse reading involves identifying a range of qualities, each offering unique revelations about the body’s condition. There are 28 distinct pulse types, with some of the most commonly observed being:

  • Slippery Pulse: Often linked to excess phlegm or pregnancy, indicating fluid retention or internal stagnation.

  • Wiry Pulse: Typically associated with stress or Liver imbalances, reflecting tension or blockages in energy flow.

  • Weak Pulse: Suggests deficiencies in Qi, blood, or Yin, often linked to fatigue, weakness, or chronic conditions.

  • Deep Pulse: Indicates internal imbalances or issues that require further investigation, potentially pointing to hidden or more serious concerns.

Practitioners assess Qi, blood, yin, and yang imbalances by determining the pulse's strength, rhythm, and quality. This enables precise diagnosis and customised treatment plans.

Common Conditions Detected Through Traditional Chinese Medicine Diagnosis

Traditional Chinese Medicine diagnosis is remarkably versatile, allowing practitioners to identify imbalances that may contribute to a wide range of health concerns. Some common conditions include:

  • Digestive Issues: Symptoms like poor appetite, bloating, or irregular bowel movements often indicate imbalances in the Spleen or Stomach.

  • Sleep Disturbances: Insomnia, frequent waking, or restless sleep may be linked to disharmony in the Heart or Liver.

  • Stress-Related Concerns: Headaches, muscle tension, or emotional instability can stem from Liver Qi stagnation or other imbalances.

  • Hormonal Imbalances: Irregular menstruation, menopausal discomfort, or other hormonal challenges may reflect disruptions in the Kidney or Liver systems.

These examples demonstrate the holistic nature of TCM, addressing both physical and emotional well-being. By focusing on the root cause of symptoms, Traditional Chinese Medicine diagnosis provides a pathway to restoring balance and improving overall well-being.

The Importance of Choosing a Registered Traditional Chinese Medicine Clinic in Singapore

Choosing a registered TCM clinic in Singapore ensures patients receive expert care grounded in strict professional standards. Practitioners in Singapore must be registered with the Traditional Chinese Medicine Practitioners Board (TCMPB), a regulatory body that upholds safety, professionalism, and adherence to time-tested principles. These practitioners undergo rigorous training to master diagnostic techniques such as tongue and pulse analysis, which are fundamental for identifying imbalances and creating personalised treatment plans.

In addition to traditional diagnostic methods, many clinics adopt a holistic approach by integrating modern healthcare perspectives. While TCM relies primarily on natural diagnostic techniques like tongue and pulse analysis, some clinics enhance their assessments by incorporating contemporary tools, such as laboratory test reviews. 

Although practitioners do not conduct lab tests themselves, they may use these results as reference points to gain a deeper understanding of a patient’s health. This fusion of ancient wisdom and modern medical practices enables practitioners to develop treatment plans that harmonise both approaches, offering a well-rounded approach to well-being.

Integrative medicine clinics provide a unique experience by blending tradition with innovation. Patients benefit from a personalised healthcare approach that combines the wisdom of Traditional Chinese Medicine diagnosis with the precision of modern insights, creating a comprehensive, balanced, and effective path to optimal health.

Application and FAQs about Tongue and Pulse Diagnosis

Tongue and pulse diagnosis offers a wealth of information about an individual’s health, guiding practitioners to craft highly personalised treatment plans. These diagnostic tools go beyond simply identifying symptoms, instead revealing underlying imbalances and disharmonies in the body. Below, we will explore how practitioners translate these findings into actionable healthcare solutions and address common questions about Traditional Chinese Medicine diagnosis.


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How Our Practitioners Use Diagnosis to Develop Treatment Plans

Practitioners use tongue and pulse diagnosis to develop treatment strategies tailored to each patient’s specific health concerns. These findings inform various aspects of care, including herbal prescriptions, TCM acupuncture protocols, and lifestyle recommendations.

Tailored Herbal Formulas and Acupuncture Protocols

Diagnosis results play a central role in guiding the formulation of personalised herbal remedies and acupuncture treatments.

  • Herbal Formulas: Practitioners craft customised herbal blends to address specific imbalances revealed during diagnosis. For instance, a pale tongue may indicate a need to strengthen Qi or nourish the blood, prompting the use of herbs like Dang Gui (Angelica Sinensis) or Ren Shen (Ginseng). On the other hand, a red tongue with a thick yellow coating often points to heat and phlegm, leading to the prescription of herbs like Huang Qin (Scutellaria) or Ban Xia (Pinellia).

  • Acupuncture Protocols: Pulse diagnosis also helps determine the most effective acupuncture points to restore balance in the body. For example, a wiry pulse, often linked to liver Qi stagnation, might guide the practitioner to target specific meridian points that relieve stress and improve energy flow.

  • Moxibustion: In addition to acupuncture, moxibustion, a technique that involves applying heat to acupuncture points using dried mugwort, can stimulate the body’s healing process further. When integrated with herbal formulas and acupuncture, it enhances the overall effectiveness of the treatment plan.

Lifestyle and Dietary Advice

Beyond treatments, tongue and pulse diagnosis forms the basis for practical lifestyle and dietary advice that supports both healing and long-term well-being.

  • Dietary Guidance: In Chinese Medicine, food is seen as a tool for restoring balance. Warming foods like ginger, cinnamon, or hearty soups may be recommended for patients with cold-related conditions, indicated by a pale tongue and slow pulse. On the other hand, those with heat syndromes, reflected in a red tongue and rapid pulse, could benefit from cooling foods such as cucumber, watermelon, or chrysanthemum tea.

  • Lifestyle Adjustments: Based on the diagnosis, practitioners may suggest adjustments to daily habits. For example, someone diagnosed with Yin deficiency may be advised to avoid staying up late, minimise overstimulation, and prioritise rest and relaxation. Similarly, patients showing signs of Qi stagnation might be encouraged to practice stress-reduction techniques such as tai chi, meditation, or gentle exercises to restore energy flow.

Through these approaches, practitioners provide a holistic framework that supports both the immediate resolution of health concerns and the prevention of future imbalances.

Thomson Chinese Medicine physician in consultation

How to Prepare for a Consultation

Preparing for a consultation ensures an accurate diagnosis and maximises the benefits of the session. Knowing what to expect and how to prepare can help patients feel more comfortable and allow the practitioner to gather the most reliable information about their health.

What to Expect During a Diagnostic Session

A typical consultation begins with a detailed diagnostic process, which includes tongue observation, pulse reading, and a discussion of the patient’s health history and symptoms. These steps help uncover imbalances and provide a comprehensive picture of their health.

To ensure the most accurate results, here are a few simple steps to take:

    • Dietary Precautions: Before the session, avoid consuming foods or drinks that might temporarily alter the tongue’s appearance, such as coffee, beetroot, or brightly coloured sweets. 
    • Tongue Preparation: Refrain from brushing the tongue or removing its natural coating on the day of the consultation, as these details are essential for diagnosis.
    • Clothing Considerations: Wear loose, comfortable clothing that allows easy access to the wrists for pulse readings and other physical assessments, if necessary.

These small preparations help the practitioner better understand the patient’s condition and design a more effective treatment plan.

Questions You Might Have

It’s natural to have questions about Traditional Chinese Medicine diagnosis. TCM offers a unique approach to health and wellness that may differ from conventional medical practices. To help you gain a clearer insight into how TCM works and what to expect, we've addressed some of the most common questions patients often have about this holistic diagnostic process.

1. Is Traditional Chinese Medicine Diagnosis Scientifically Valid?

Traditional Chinese Medicine diagnosis is built on centuries of empirical observation and clinical practice, focusing on identifying patterns of imbalance within the body. Though distinct from conventional Western medical methods, TCM techniques such as tongue and pulse diagnosis are systematic and rely on repeatable criteria that practitioners are extensively trained to interpret. 

In Singapore, registered TCM practitioners undergo rigorous education and operate under strict regulations, ensuring their practices are both credible and safe. Physicians are registered under the TCM Practitioners Board, which is governed by the Ministry of Health, further reinforcing their professional standards and accountability. 

Globally, TCM is increasingly integrated into holistic healthcare models, as its emphasis on personalised treatment complements evidence-based medicine. Moreover, numerous studies have scientifically validated various TCM practices, highlighting their effectiveness in promoting health and well-being.

2. How Long Does a Traditional Chinese Medicine Diagnosis Take?

A typical consultation, including diagnosis, usually takes about 30 to 60 minutes. The initial session may take longer as the practitioner gathers a detailed health history and conducts a thorough tongue and pulse assessment. Follow-up visits, focusing on progress and adjustments to the treatment plan, are generally shorter, lasting around 15 to 30 minutes. These timelines allow practitioners to carefully monitor the patient’s condition and refine the treatment approach as needed.

3. Can I Rely on Traditional Chinese Medicine Diagnosis?

Yes, Traditional Chinese Medicine Diagnosis can be relied upon. It focuses on understanding the body’s internal imbalances through pulse reading, tongue observation, and a detailed assessment of symptoms and lifestyle. These methods have been refined over thousands of years and remain effective in identifying patterns of disharmony in the body.

However, Traditional Chinese Medicine Diagnosis and treatment do not replace modern medical diagnostics. In some cases, reviewing lab results or medical reports as a reference can provide additional insights into a patient’s condition, helping to create a more comprehensive understanding. Combining Traditional Chinese Medicine Diagnosis with modern healthcare information allows for a well-rounded approach to formulating treatment plans that address both the root cause and symptoms of health concerns.

Ultimately, integrative medicine practices and modern medicine can complement each other to provide holistic, effective care.

4. What Happens During My First Consultation?


During your first consultation, the practitioner will conduct a thorough assessment to understand your health concerns. This includes observing your tongue's colour, coating, shape, and size, which reflects your internal health, and feeling your pulse at the wrist to assess the rhythm, strength, and quality, revealing imbalances in your Qi and blood flow. You’ll also discuss your health history, lifestyle, diet, emotional well-being, and any symptoms you’re experiencing.

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Traditional Chinese Medicine Diagnosis, through techniques such as tongue and pulse assessment, offers a comprehensive and insightful approach to uncovering the root causes of health imbalances. These diagnostic methods and personalised treatment plans make TCM a valuable complement to modern healthcare, empowering individuals to achieve a better quality of life. Whether you're seeking to manage chronic conditions, increase your energy, or improve your lifestyle, TCM provides tailored information and treatments to support your unique health needs.

At Thomson Chinese Medicine, our team of experienced and registered physicians is dedicated to supporting your journey to better health. We offer a range of services, including detailed consultations, herbal therapies, and acupuncture, all designed to restore balance and promote wellness. 

Visit our clinic today and experience the transformative power of holistic healthcare.


For more information, contact us:

Thomson Chinese Medicine

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Understanding Traditional Chinese Medicine Diagnosis: How Tongue and Pulse Reveal Your Health

Physician Jun Negoro

Traditional Chinese Medicine

Thomson Chinese Medicine (TCM Paragon Medical Centre) and 1 other

English, Mandarin

Alliance MediNet

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Physician Jun Negoro