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 pain …

The roughly 1,000-mile journey of the Cherokee Trail of Tears was designated as a National Park Service National Historic Trail in 1987. This trail commemorates the removal of Cherokee from their …

Apr 23, 2025 · The Trail of Tears National Historic Trail commemorates the Cherokee people and their movement across a series of routes during their forced removal in 1838-1839. The routes …

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.

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.

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,” explains David …

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 out what tears …

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 tears are in …

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 benefits of tears.

Learn the Trail of Tears history, as you follow the Arkansas Trail of Tears, along which Cherokee, Choctaw, Creek, Chickasaw, and Seminole Indians traveled in the 1830s.