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Sensitivity to Light: What It Could Mean for Your Eyes 

Light sensitivity can sneak up on you. One day you’re squinting at your phone in the morning, and the next you’re avoiding sunny parking lots or wincing under office lights. If bright light feels sharp, distracting, or even painful, it’s worth paying attention. A thorough eye exam can help connect the dots between what you’re feeling and what your eyes (and nervous system) might be reacting to. 

At Integrity Eye Care in Murfreesboro, we help people who assumed they were “just sensitive” to light, find a clear plan for relief. 

What light sensitivity can feel like day to day 

Light sensitivity (also called photophobia) isn’t always dramatic. For many people, it shows up as little disruptions that add up: 

  • Squinting or tearing in sunlight, even with sunglasses 
  • Discomfort under fluorescent lighting at work or in stores 
  • Needing screens dimmed lower than everyone else 
  • Eye strain that turns into a headache by afternoon 
  • Trouble driving at night because lights feel “too bright” or starburst-y 
  • Feeling “off” in bright spaces, sometimes with dizziness 

If any of this sounds familiar, your visual system may be working overtime. 

Why bright light bothers your eyes 

Light sensitivity can come from the surface of the eye, the inside of the eye, your prescription needs, or even how your brain processes visual input. Some common culprits include: 

  • Dry eye or irritation: A gritty, dry surface can make light feel harsher  
  • Allergies: Inflammation and watering can increase discomfort quickly 
  • Uncorrected vision or eye strain: Small focusing issues can trigger fatigue  
  • Lens changes: Early cataracts can increase glare, halos, and sensitivity 

Light sensitivity paired with headache, dizziness, or migraine 

If light sensitivity comes with a migraine, nausea, or episodes of dizziness, you may notice certain triggers: 

  • Big-box stores with bright fluorescent lighting 
  • Flickering screens or fast scrolling 
  • Rapid changes from dark to bright environments 
  • Long hours of close work without breaks 

An eye exam can’t diagnose every cause of migraine, but it can rule in (or out) vision-related contributors like focusing strain, binocular vision issues, and ocular health concerns that may be amplifying symptoms. 

What we look for during an eye exam 

A focused visit for light sensitivity is more than reading letters on a chart. Depending on your symptoms, we may evaluate: 

  • Your prescription and whether small changes could reduce strain 
  • Tear film and eyelid health (dry eye often hides in plain sight) 
  • Cornea and overall eye surface integrity 
  • Pupil response and light reaction 
  • Lens clarity and signs of early cataracts 
  • Retinal and optic nerve health 

Feel more comfortable and confident in bright light 

Light sensitivity doesn’t have to dictate your day. A comprehensive eye exam with a doctor can identify what’s irritating your eyes, what’s amplifying glare, and what can reduce that constant squint-and-tense feeling. If you’ve noticed worsening glare, frequent headaches, repeated migraine episodes, or concerns about cataracts, we can help you find clear answers. 

Schedule an appointment with Integrity Eye Care in Murfreesboro to discuss your symptoms and find a treatment plan tailored to your comfort and vision needs.