Eye healthHealthy aging

What can happen to my eyesight after age 40?

Aging can have serious effects on the eye. Ophthalmologist and Sharecare Advisory Board member David Demartini, MD describes the changes many patients experience in this video.


LearnEyesPresbyopiaWhat can happen to my eyesight after age 40?

Up Next

  • How often do I need an eye exam as I grow older?

  • Should I be worried about dry eyes?

  • Why are regular eye exams important?

  • Is there a treatment for floaters?

  • Should I visit a doctor if I see light flashes and shadows?

  • What eye exam should I have if I have diabetes?

  • What does it mean if I see flashes of light?

  • Explain how cataract surgery is performed

  • Why do women have more problems with dry eyes?

  • What is the current recommendation for dry eyes?

Up Next

  • How often do I need an eye exam as I grow older?

  • Should I be worried about dry eyes?

  • Why are regular eye exams important?

  • Is there a treatment for floaters?

  • Should I visit a doctor if I see light flashes and shadows?

  • What eye exam should I have if I have diabetes?

  • What does it mean if I see flashes of light?

  • Explain how cataract surgery is performed

  • Why do women have more problems with dry eyes?

  • What is the current recommendation for dry eyes?

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© 2026 Sharecare, Inc.