1 A chiropractor may want to visit your horse more than once. 2  Depending on the problem, additional visits may be necessary every week or month. 3  Acupuncture and injections can cost anywhere from $15 to $55 extra. 4  If a chiropractor session does not help your horse, x-rays or additional testing may be recommended. Depending on the problem, additional visits may be necessary every week or month. 2  Acupuncture and injections can cost anywhere from $15 to $55 extra. 3  If a chiropractor session does not help your horse, x-rays or additional testing may be recommended.
Photic retinopathy. Photic retinopathy is damage to the eye's retina, particularly the macula, from prolonged exposure to solar radiation or other bright light, e.g. lasers or arc welders. The term includes solar, laser, and welder's retinopathy and is synonymous with retinal phototoxicity.
Types of Eclipses. Observers from Earth can see two types of eclipses â eclipses of the Sun (solar eclipses), and eclipses of the Moon (lunar eclipses). These occur when the Sun, Earth and Moon align in a straight or almost straight configuration.