Causes of bloodshot eyes are allergies, dry eye, pink eye, glaucoma, and more. Treatments include eye drops, antibiotics, or, in severe cases, surgery.

Read on to learn more about symptoms, causes, and treatment options for both conditions. ... However, eye injuries, such as a scratched cornea (corneal abrasion), can also cause red and teary eyes.

Cataracts, dry eyes, glaucoma and other eye problems become more common with age. But these can be treated — and sometimes even cured — if you know the early signs and act fast.

Teary eyes Cold weather can also bring on the opposite problem: too many tears. “Winter winds and cold temperatures can sometimes cause your eyes to produce excessive tears,” Yang says.

Medically reviewed by Andrew Greenberg, MD Allergies, dry eye, corneal injuries, and tiredness can be what causes bloodshot eyes. Treatment depends on the cause but usually includes eye drops, a ...