Unfortunately, many diseases aren’t always straightforward and simple like we want them to be.

For starters, certain health conditions don’t always present with symptoms. Even COVID-19, for example, can be asymptomatic, causing the number of cases to rise. Plus, illnesses can share symptoms. If you’ve ever googled “how to tell if you have a cold, allergies or COVID,” you’re familiar with that.

Along those lines, you might be surprised to hear that symptoms of certain health problems can be spotted in your eye, of all places — even if they aren’t eye diseases.

“Your eyes can reveal a lot about your overall health, often before you notice any changes yourself,” said Dr. Yuna Rapoport, a board-certified ophthalmologist and the founder and director of Manhattan Eye.

Ahead, she and another ophthalmologist share health concerns they can see in your eye, what treatment looks like, how often to see an ophthalmologist and when further medical attention is needed.