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  1. Tears - Wikipedia

    Some of the functions of tears include lubricating the eyes (basal tears), removing irritants (reflex tears), and also aiding the immune system. [6] Tears also occur as a part of the body's natural …

  2. Why Do We Cry? The Truth Behind Your Tears

    Feb 21, 2022 · There are three kinds of tears, and each kind has a very different job. Some tears keep your eyes moist, while others wash away debris and protect your eyes from infection.

  3. Facts About Tears - American Academy of Ophthalmology

    Apr 18, 2023 · Tears are essential to help you see clearly and maintain the health of your eyes. They can also help communicate your emotions. Your body makes three types of tears. Basal …

  4. How Tears Work - National Eye Institute

    Aug 6, 2025 · Tears keep your eyes wet and smooth, and they help focus light so you can see clearly. They also protect your eyes from infections and irritating things, like dirt and dust. Find …

  5. What Are Tears Made Of and Why Do They Happen? 17 Facts

    Jun 24, 2019 · Your tears are produced by lacrimal glands located above your eyes. Tears spread across the surface of the eye when you blink.

  6. What Are Tears Made Of and Why Do We Cry? - AARP

    Aug 23, 2022 · We cry to protect our eyes, to wash out irritants and because, well, we are moved to tears. “There are three types of tears: basal tears, emotional tears and reflex tears,” …

  7. What Do We Know about Tears? - Yale University Press

    Jul 24, 2025 · Located above the eyes in the lacrimal glands, tears come in three kinds: basal, reactive, and emotional, and each type of tear differs in function, chemistry, and type.

  8. Exploring The Three Types Of Tears And What They're Made Of

    May 17, 2024 · Tears are more an emotional response; they are a fundamental part of your eyes' health and function. In this comprehensive guide, we delve into the intricate world of tears, …

  9. TEAR | English meaning - Cambridge Dictionary

    TEAR definition: 1. to pull or be pulled apart, or to pull pieces off: 2. to move very quickly: 3. a hole in a…. Learn more.

  10. What Are the Three Types of Tears? - MedicineNet

    There are three types of tears: basal tears, reflex tears, and emotional tears. They vary in composition drastically. Basal tears are basic functional tears. They are continuously released …