Why do onions make you cry?
Learn why onions make you cry and if contacts help protect against them. Discover tips on how to stop your eyes from watering and safely prevent onion tears.
Eye Health
Popular Posts
What are sanpaku eyes?
Curious about sanpaku eyes? Discover their meaning, types, cultural origins, and famous faces linked to this unique eye feature.
Can You Sleep With Contacts In?
Find out if you can sleep with contacts in, and learn how long it's safe to sleep while wearing contacts. Learn what to do if you fall asleep wearing contacts.
Recent Posts
What causes crusty eyes?
Eye crust in the morning is normal, but sometimes it’s not. Learn what causes eye discharge and when to see a doctor.
Cataracts vs glaucoma: what’s the difference?
Discover the key differences between cataracts and glaucoma, including symptoms, treatments, and when to see an eye doctor to protect your vision at any age.
Is bad eyesight genetic?
Find out how much of eyesight is genetic vs. lifestyle‑driven. Learn what causes bad vision, risks for kids, and steps to protect eye health.
What to do if you scratch your eye
Think you scratched your eye? Learn fast first-aid steps, symptoms to watch, healing time, and when to see a doctor.
How Rare Are Green Eyes?
Why are green eyes so rare? Learn how genetics and low melanin create one of the world’s rarest eye colors.
What are common reasons to see an eye doctor?
What are common reasons to see an eye doctor? 1-800 Contacts has the answer. Find out when you should see an eye care professional to address new symptoms.