expert type icon EXPERT

Dr. Todd Cohan, O.D

Optometrist

Dr. Todd Cohan is an optometrist practicing in Chicago, IL. Dr. Cohan specializing in providing eye care services to patients. As an optometrist, Dr. Cohan performs eye exams, tests vision, corrects vision by prescribing eye glasses or contacts, detects certain eye disorders and manages and treats vision problems. Optometrists often work closely with ophthalmologists who may need to further treat patients with surgical procedures.
Dr. Todd Cohan, O.D
  • Chicago, IL
  • Indiana University
  • Accepting new patients

My nephew is 7 years old and has been diagnosed with cataract. What should we do?

You should seek out a couple opinions from different pediatric ophthalmologists in regard to best treatment.

Why do my eyes turn bloodshot by the end of the day?

They are dry and tired. Use tear drops throughout the day like Systane complete 1 drop 3x a day.

What should I do for recurrent pink eye?

Never is a strong term. Don't touch your eyes, and use Avenova spray every night to help minimize the bad bacteria around your eyelid margins.

My eyes are puffed up and feel heavy. Why?

If both eyes are puffy, most likely seasonal allergies, but you should have it checked by an eye care professional.

Are there any drops to keep my eyes clear of infections?

I would recommend Avenova spray every night.

What causes dry eyes?

There are lots of reasons for dry eye: medications, computer use, hormonal changes, autoimmune issues, etc. These days, we are seeing lots of dry eye even in young patients due READ MORE
There are lots of reasons for dry eye: medications, computer use, hormonal changes, autoimmune issues, etc. These days, we are seeing lots of dry eye even in young patients due to excessive computer use. The most common cause of dry eye is Meibomian gland dysfunction.

What will happen if I sleep with my contact lenses?

You can get an eye infection unless the brand of your lenses is fda approved for overnight wear.

Does LASIK surgery have any side effects in the long term?

It most often will cause dry eyes down the road as well as some increased nighttime glare.

I have a problem seeing in dim light. Could it be night blindness?

Possible or a macula pigment deficiency. Get a comprehensive dilated eye exam.

Can the UV rays make someone blind?

Wear polarized sunglasses and don't look into the sun

I am have hazy vision in the mornings. Could it be due to my blood pressure?

Yes. You should get your eye pressure and retina health checked as well.

Is there any supplement to improve eyesight?

Not really but we highly recommend this vitamin.
https://www.eyepromise.com/product/eyepromise-screen-shield-teen-2/?utm_medium=ppc&utm_source=adwords&utm_campaign=Branded

I am having a dull pain in my left eye along with a minor headache. What could this be?

It could be several different things. I would suggest you get it checked out.

I had corrective eye surgery, but I still can't read without glasses. Is something wrong?

That's normal if you are close to or are in your 40s. Your doctor should have told you that. It's called presbyopia.

My son has been having a yellowish discharge from his eyes. What could this be?

Bacterial conjunctivitis (aka pink eye). Should have antibiotic eye drops and in the first 48 hours if contagious.

My refractive error in both the eyes is about 6. Can you please suggest a possible treatment?

Glasses or contacts or Lasik or corneal refractive therapy, which involves sleeping with contacts at night to correct your vision during the day.