- Cataracts
A cataract is a cloudy area in the lens of the eye and can cause blurry or dim vision.
- Nearsightedness
Nearsightedness is a common eye problem that causes blurry, distant vision.
- Alzheimer's disease
Alzheimer's disease is type of dementia that causes memory loss, as well as thinking and behavior problems.
- Stroke
A stroke occurs when blood and oxygen to the brain are cut off, and causes numbness, confusion, and more.
- Transient ischemic attack (mini-stroke)
Transient ischemic attacks cause headache, numbness, tingling, or weakness in the face, arm, or leg, and more.
- Farsightedness (presbyopia)
Presbyopia causes an inability to focus on close objects, and headaches or eyestrain when working or reading.
- Giant cell arteritis (temporal arteritis)
Giant cell arteritis is a blood vessel condition causing headaches located near temples and flu like symptoms.
- Normal age-related forgetfulness
Age-related forgetfulness is the naturally occurs in many people after age 50.
- Asperger syndrome
Asperger syndrome is an autism spectrum disorder often associated with social and communication difficulties.
- Age-related maculopathy
Maculopathy is a degenerative eye disorder causing decreased night vision, blurred vision, and blind spots.
- Glaucoma
Glaucoma is a group of eye conditions in which fluid builds up in your eye causing gradual vision loss.
- High blood pressure (hypertension)
High blood pressure, often asymptomatic, can cause headaches, shortness of breath, nosebleeds, and anxiety.
- Intracranial hematoma
An intracranial hematoma occurs after a head injury and causes headache, drowsiness, confusion, and more.
- Macular degeneration
Macular degeneration is a painless eye condition that causes you to lose your central vision.
- Foreign object in the eye
Symptoms of a foreign object in the eye include pain, stinging, itchiness, redness, tearing, bleeding, and more.
- Astigmatism
Astigmatism is a common eye problem causing blurry vision, difficulty seeing details and eye strain headaches.
- Attention deficit hyperactivity disorder (ADHD)
Attention deficit hyperactivity disorder (ADHD) makes it hard to concentrate and focus.
- Ocular migraine
Ocular migraine usually refers to a type of migraine that can cause temporary blindness in one eye.
- Retinal detachment
Retinal detachment causes floaters in your vision, flashes of light, blind spots, loss of vision, and more.
- Sarcoidosis
Sarcoidosis is a rare disease that can cause swelling and hard lumps in the lymph nodes and organs.
- Epilepsy (absence or petit mal seizures)
Petit mal or absence epileptic seizures cause staring spells or chewing motions.
- Brain aneurysm
A brain aneurysm is a weak spot in a blood vessel in the brain that balloons and fills with blood.
- Brain tumor
Primary brain tumors are often benign but can cause seizures, ongoing headaches, or loss of coordination.
- Brain infection
A brain infection is inflammation of the brain or spinal cord and can cause nausea, fever, seizures and more.
- Lead poisoning
Lead poisoning causes sudden pain on either side of the lower back, urinary issues, nausea, fever, and chills.