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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. 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.

  4. 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.

  5. 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 …

  6. 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 …

  7. Why We Cry - WebMD

    Nov 23, 2024 · But what’s the reason behind the waterworks? Why do some people cry more than others? How do you control your emotions in certain settings? Learn more about tears and …

  8. Tears: What Are They, Why We Cry, and More I Psych Central

    Nov 2, 2021 · Tears are essential to eye health. They help the eye stay hydrated and offer protection from bacteria, dust, dirt, and other irritants. Tears also signal the need for social …

  9. Why We Cry: The Science Behind Tears and Emotional Release — …

    Apr 9, 2025 · Discover the psychology and biology of crying. Learn why tears are more than just emotions—they're a powerful tool for mental and emotional healing.

  10. Why Do We Cry? Ophthalmologists Explain How Tears Work

    Oct 5, 2023 · Experts explain why we cry, the three different types of tears, and what your tears could say about your health.