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    Chronic Insomnia Affects the Body More Than You May Think

    1 minute(s) read
    Information by
    Dr. Napawon Poonyavejthumrong
    Dr. Napawon Poonyavejthumrong

    Bangkok Hospital Chiang Rai

    Updated on: 24 Jul 2026
    Dr. Napawon Poonyavejthumrong
    Dr. Napawon Poonyavejthumrong
    Bangkok Hospital Chiang Rai
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    Chronic Insomnia Affects the Body More Than You May Think
    Bangkok Hospital Chiang Rai
    Updated on: 24 Jul 2026

    “Insomnia” may seem like a minor problem to many people. However, when it continues over time and develops into chronic insomnia, it can significantly affect both physical and mental health.

    What Is Chronic Insomnia?

    Chronic insomnia refers to difficulty falling asleep, staying asleep, or waking up feeling unrefreshed.

    The symptoms occur at least three nights per week and continue for more than three months.

    Effects on Physical Health

    1. Reduced Brain Function and Memory

    Sleep plays an important role in memory processing and consolidation. Inadequate sleep may lead to poor concentration, slower thinking, and reduced performance at work or in daily activities.

    2. Increased Risk of Chronic Diseases

    Insufficient sleep is associated with a higher risk of several health conditions, including:

    • Diabetes
    • High blood pressure
    • Heart disease

    3. Weakened Immune System

    The body repairs and restores itself during sleep. Inadequate sleep may weaken the immune system, making a person more susceptible to infections and slowing recovery.

    4. Hormonal Imbalance

    Poor sleep can affect hormones that regulate hunger and fullness, which may increase the risk of unintentional weight gain.

    Effects on Mental Health

    • Mood swings and irritability
    • Increased risk of anxiety and depression
    • Reduced overall quality of life

    Signs That You Should Consult a Doctor

    • Insomnia lasting longer than three months
    • Excessive daytime sleepiness
    • Sleep problems that interfere with work or daily activities

    Initial Self-Care Tips

    • Go to bed and wake up at the same time every day
    • Avoid caffeine in the afternoon and evening
    • Reduce screen time before bedtime
    • Create a quiet, comfortable, and sleep-friendly environment

    Conclusion

    Chronic insomnia should not be overlooked, as it can have long-term effects on both physical and mental health. Paying attention to healthy sleep habits and consulting a doctor when symptoms persist can help prevent more serious health problems in the future.

    Information by

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    Dr. Napawon Poonyavejthumrong

    General Practice

    Dr. Napawon Poonyavejthumrong

    General Practice

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