Eye & Vision Health

Did You Know?


Did You Know? is a feature from the Center for State, Tribal, Local, and Territorial Support to inform your prevention activities. We invite you to read, share, and take action!

View the Current Did You Know?

June 26, 2020
  • More than 93 million American adults are at high risk for vision loss, and 40% of them did not receive an eye exam in the past year, according to a recent CDC study.
  • Vision problems can be worsened by chronic conditions, such as diabetes, but vision health is rarely incorporated into chronic disease prevention and management programs.
  • Public health agencies and their partners can guide their vision loss prevention programs with CDC’s Vision Health Initiative resources that include a new vision and eye health toolkit.
August 30, 2019
May 31, 2019
August 17, 2018
  • About one-third of people who wear contact lenses sleep or nap in them, increasing the risk for a serious eye infection 6 to 8 times.
  • To prevent complications, contact lens wearers can take simple steps—such as not sleeping or swimming while wearing lenses, and replacing lenses and storage cases when recommended.
  • Eye care professionals should report contact lens-related corneal infections to Medwatchexternal icon, the FDA Safety Information and Adverse Event reporting program.
May 18, 2018
  • Diabetic retinopathy—damage to blood vessels in the retina caused by high blood sugar—is the most common cause of vision impairment and blindness among working-age adults in the US.
  • Since diabetic retinopathy might not show any symptoms in the early stages, having an annual dilated eye exam is crucial for everyone living with diabetes.
  • Eye care and other healthcare professionals can remind their patients with diabetes to take the necessary steps to protect their eyes from vision loss.
January 19, 2018
  • Glaucoma is a group of diseases that damage the eye’s optic nerve. It can cause vision loss and even blindness if not detected early.
  • The most common form external iconof glaucoma progresses slowly over a long period of time without the person noticing vision loss until the disease is very advanced.
  • Public health professionals can work in community-based settings to increase glaucoma detection rates by reaching people at high risk, including African Americans, seniors, and people with diabetes.
May 12, 2017
January 20, 2017

May 13, 2016
  • About 4 million Americans aged 40 years or older are either blind or have vision loss, and this number is expected to increase to 10 million by 2050.
  • Major vision problems among Americans over 40 cost $145 billion pdf icon[PDF-275KB] in 2014 in medical costs, productivity losses, and long-term care expenses.
  • An interactive CDC website has the latest data from your state on vision impairment, access to and use of eye care, and self-reported eye diseases.

Did You Know?  information and web links are current as of their publication date. They may become outdated over time.

Page last reviewed: May 18, 2018