- health problems associated with computer use مشکلات سلامتی مرتبط با استفاده از کامپیوتر
- decentered ablation correction
- night vision problems after lasik prk epi lasik surgery مشکلات رانندگان لیزیک شده در شب
- eye care after birth مراقبت چشمی پس از تولد
- blue light and blue light control lenses عدسی های کنترل کننده نور آبی
- Photoreceptor cell سلول گیرنده نور
- Pupillary light reflex رفلکس مردمکی به نور
- What is Sclerology اسکلرولوژي چیست
- قطره چشمی فلوکورت Flucort Eye Drop
- hormones affect our eyes هورمون ها و چشمان ما
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امکانات وب
Visual discomfort is a frequent complaint of computer workers. Eyestrain and headaches blurred vision are the most common problems reported. Other problems include double vision , buing and dry eyes , eye fatigue , light sensitivity , and after-images . Neck shoulder and back pain can also be related to viewing the computer keyboard and/or screen. The American Optometric Association has designated this complex of problems as c omputer v ision s yndrome ( عینک eyewear ...
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Decentered ablation is when the area reshaped by the laser in P RK , LA SEK , La sik , Ep i-Lasik , and other laser assisted refractive surgery techniques is not centered to the eye's visual axis . This often means the edge of the ablation zone is within the visual axis, producing ghosting , starbursts , and/or halos . It is possible that an enhancement will correct the decentered ablation, but that process may increase refractive error and make you o ve عینک eyewear ...
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Fatigue, lack of light, compromised night vision, rush hour and impaired drivers all contribute to making driving at night more dangerous than during any other time of day. In fact, the risk of a fatal crash is three times greater at night, according to National Safety Council research . Common night vision problems that sometimes develop after having Lasik include glare, halos, and starbursts, which can make driving at night difficult. عینک eyewear ...
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Essential newbo care (ENC) is a comprehensive strategy designed to improve the health of newbos through interventions before conception, during pregnancy, at and soon after birth, and in the postnatal period. -- The components of essential newbo care. 1st eye examination Family history of eye disease including lazy eye, eye tus and glaucoma ; check at 2 years Premature infants evaluated immediately in hospital Signs of problem including unequal عینک eyewear ...
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Blue light , which is part of the visible light spectrum, reaches deeper into your eye and its cumulative effect can cause damage to your retina and it is connected to the development of age-related macular degeneration . Blue light is not just entering your eye from natural sources like the sun. Sunlight is the main source of blue light, and exposure outdoors during daylight is the main source for most people. عینک eyewear ...
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یک سلول گیرنده نور ( photo receptor ) نوع خاصی از سلول موجود در شبکیه است که قادر به انتقال نور فضا است. اهمیت بیولوژیکی فتوریسپتورها این است که آنها نور (تابش الکترومغناطیس قابل مشاهده) را به سیگنال‌هایی تبدیل می‌کنند که می‌توانند فرایندهای بیولوژیکی را تحریک کنند .برای مشخص شدن بیشتر، پروتئین‌های فتوریسپتور در سلول، فوتون‌ها را جذب کرده و موجب تغییر در پتانسیل غشاء سلولی می‌شوند. انواع گيرنده هاي نوري سلولهاي مخروطي به طور كلي نقش مهمتري در انجام وظايف عینک eyewear ...
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The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina. It appears black because light rays entering the pupil are either absorbed by the tissues inside the eye directly, or absorbed after diffuse reflections within the eye that mostly miss exiting the narrow pupil . Anatomical term created by Gerard of Cremona. In humans the pupil is round, but other species, such as some cats, have vertical slit pupils, عینک eyewear ...
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The sclera is the medical term for the white of the eye. In general, sclerology refers to an alteative medicine practice that relies on examining the sclera for clues to overall health. These clues can involve the overall shape or color of the sclera, as well as the presence and patte of red lines in the sclera. This practice has apparently been around for thousands of years. Very old Chinese drawings of the sclera suggest that this method was used in عینک eyewear ...
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Uses of Flucort 0.1 %. Contains : Fluorometholone(0.1 %) Uses : Eye infection Therapy : OCCULAR STEROID Side effects: Buing sensation in the eyes, increased pressure in the eye, eye irritation Blurred vision Flucort Eye Drop is used in reducing redness , swelling , itching and soreness in the eye. Flucort Eye Drop -- iranian What is the use of flucort eye drops? Flucort Plus Eye Drop is used to treat bacterial infection of the eyes such as conjunctivitis عینک eyewear ...
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What are hormones? Hormones are chemical messengers that control our body. You may have heard of hormones such as Thyroxine, Melatonin, Estrogen, Testosterone, Adrenaline and Insulin. Hormones are produced by glands found in our brain and throughout our bodies. Glands such as the thyroid, pituitary and pineal glands, as well as the testes and ovaries. The system of hormones and glands and how they work is referred to as the endocrine system. عینک eyewear ...
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