Shared July 15, 2019
If you don't have vision problems, getting an eye exam probably hasn't been your top priority, however visiting an ophthalmologist won't just tell you about your eyes, it can reveal a lot about your health.
This video was sponsored by Simple Contacts. Go to http://simplecontacts.com/scishow and use the promo code “scishow” to get $20 off your next order of contacts.
#science #health #STEM
Hosted by: Stefan Chin
SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:
Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters
Looking for SciShow elsewhere on the internet?
5 Sci-Fi Futures We Actually Have to Worry About
Can I Die From Too Much Water? Blood? Oxygen?
Americapox: The Missing Plague
Strange answers to the psychopath test | Jon Ronson
8 of the Worst Stinging Insects
You Won’t Believe What’s Buried Under the Sahara…Hidden Lost Ancient Civilizations
The Last Time the Globe Warmed
7 Things We Don't Know About the Ocean
5 Bizarre Aircraft That Pushed the Boundaries of Engineering
How 7,000 Years of Epic Floods Changed the World (w/ SciShow!)
5 Things That Make You a Mosquito Magnet
Top 10 Awful Facts About McDonalds
5 Things Your Hair Can Tell You About Your Health
Sleep: Why We Need It and What Happens Without It
5 REAL Possibilities for Interstellar Travel
10 Dangerous Fashion Trends
The Deepest Hole in the World, And What We've Learned From It
6 of The Weirdest Places on Earth | Compilation