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Exposing skin to the ultraviolet radiation in sunlight has both positive and negative health effects. On the positive side, exposure allows for the synthesis of vitamin D 3. Vitamin D has been suggested as having a wide range of positive health effects, which include strengthening bones [1] and possibly inhibiting the growth of some cancers.
Computer vision syndrome. Computer vision syndrome ( CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
This flickering can cause problems for some individuals with light sensitivity [ 1] and are associated with headaches and eyestrain. Such lamps are listed as problematic for some individuals with autism, epilepsy, [ 2] lupus, [ 3] chronic fatigue syndrome, Lyme disease, [ 4] and vertigo. [ 5] Newer fluorescent lights without magnetic ballasts ...
Some medications can tolerate temperatures up to 86 degrees Fahrenheit (30 Celsius), but in general they should be stored at 59-77 F (15-77 C) in a cool, dry place, away from sunlight.
Ciclosporin, steroid eye drops [ 2] Frequency. ~20% [ 5] Dry eye syndrome, also known as keratoconjunctivitis sicca, is the condition of having dry eyes. [ 2] Symptoms include dryness in the eye, irritation, redness, discharge, blurred vision, and easily fatigued eyes. Symptoms range from mild and occasional to severe and continuous. [ 3]
RELATED: What your eyes say about your health "Since patients oftentimes require multiple treatments and overexposure to this, light can be potentially dangerous to your vision," she continued. "I ...
Alternative diagnoses. v. t. e. Sungazing is the unsafe practice of looking directly at the Sun. It is sometimes done as part of a spiritual or religious practice, most often near dawn or dusk. [ 1] The human eye is very sensitive, and exposure to direct sunlight can lead to solar retinopathy, pterygium, [ 2] cataracts, [ 3] and potentially ...