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Doctor insights on: My Vision Is Getting Dimmer

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I get light headed when i stand up sometimes. A few times my vision dimmed and i heard a buzzing sound. Is this low blood pressure?

I get light headed when i stand up sometimes. A few times my vision dimmed and i heard a buzzing sound. Is this low blood pressure?

Low BP: Is simply determined by taking the bp. The problem could be orthostatic problem from poor hydration or even autonomic dysfunction. Your symptoms do indeed correlate with a drop in BP as many of our patients have done so and it correlates. But the real diagnosis has to be searched. Go to your doctor and be examined well. Only then can you be treated well also. Good luck. ...Read more

Dr. Richard Bensinger
1,666 doctors shared insights

Vision (Definition)

Vision is a feature of a person's brain that allows him to see. He must have normal eyes, optic nerves (that stretch from the eyes to the back of his brain), and visual cortex (the vision center in the brain), in order to see properly. An ophthalmologist is a ...Read more


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How to get perfect 20-20 vision naturally?

How to get perfect 20-20 vision naturally?

Ancient desire: Perfect vision has been a goal for hundreds of years. Many schemes have been developed which have the effect of transfering cash from the schemer to those with poor vision. None have been proven to work. You need lenses or surgery to correct vision to perfect if it is now not perfect. ...Read more

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Why did i get astigmatism vision at age 19?

Why did i get astigmatism vision at age 19?

Astigmatism: Means that the front surface of the eye is not perfectly spherical. In other words, more like the side of an egg than an orange. Most eyes have astigmatism. If you have significant astigmatism, your vision will be blurred and you will need glasses or contact lenses to see well. ...Read more

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Do people pass out when they get tunnel vision?

Do people pass out when they get tunnel vision?

Unlikely: Tunnel vision is most common after inherited retinal degenerations. It can occur in advanced ocular disease like glaucoma. In these cases it is gradual and fainting is not associated. If tunneling is acute due to vascular insult like embolic passage, then fainting is possible if the tunnel vision is accompanied by emboli in the brain or if it is due to loss of blood pressure causing fainting. ...Read more

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Is 20-20 vision the best vision people can get?

Is 20-20 vision the best vision people can get?

No: 20/20 is the standard defined normal but some have photoreceptors tightly packed and have superior optics so they can see smaller print than the defined standard of 20/20. ...Read more

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Can your vision get worse from squinting too much?

Can your vision get worse from squinting too much?

No: But getting some glasses or contacts would end the need to squint. Also squinting will give you ugly wrinkles. ...Read more

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Is there a way to naturally get 20/20 vision again?

Is there a way to naturally get 20/20 vision again?

No: If your vision is changing it indicates that something is going on. This could be normal or a sign of underlying disease in the eye or elsewhere in the body. You need to see an ophthalmologist. ...Read more

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Is it possible to get disability for having tunnel vision?

Tunnel vision: What is the cause of your tunnel vision? If the problems impairs you such that you cannot do activities of daily living or normal things you would do in society or if it impacts your ability to do job tasks then it may be judged to be disabling. ...Read more

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How often does a male in his mid-thirties get his vision checked?

How often does a male in his mid-thirties get his vision checked?

Depends on risks: You should have a thorough vision exam by a trained eye practitioner (optometrist or ophthalmologist) every 2-3 years before the age of 40, then every year or two after the age of 40. If you have diabetes, it should be an annual exam independent of age. A number of diseases can present/be found on a dilated eye exam. It's amazing how much information we can gain by looking in your eyes! ...Read more

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