Tears - Wikipedia
There are three basic types of tears: basal, reflex and emotional. [6]
What Are Tears Made Of? Types of Tears - Cleveland Clinic
Jan 10, 2025 · Tears are the clear, salty solution that glands above your eyes produce in response to different triggers. They’re made up of water, salt and more.
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 …
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 …
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.
The 3 Types of Tears: What They Are & 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, …
Purpose of Tears: Why Do We Cry? Types and Benefits - MedicineNet
Jun 4, 2025 · Researchers believe tears are a natural way for our bodies to relieve emotional pain, keep the eyes moist and healthy, and fight infection. Learn the purpose, types, and …
What Are Tears Made Of and Why Do We Cry? - AARP
Aug 23, 2022 · The water in your tears is produced by the lacrimal glands above your eyes, Silverstone says. This fluid is made up of salt and water, which helps keep the surface of your …
Dry eyes - Symptoms & causes - Mayo Clinic
Sep 23, 2022 · Dry eye disease is a common condition that occurs when your tears aren't able to provide adequate lubrication for your eyes. Tears can be inadequate and unstable for many …
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.