Astigmatism - Causes. Causes of astigmatism. The vision problems caused by astigmatism are a result of defects within the eye. These defects are usually present from birth. How the eye works. The eye is made up of three functional components. Astigmatism usually occurs as a result of problems with the cornea or lens.
Other Health Benefits of Celery. Though celery is an excellent anti-cancer food, its numerous health benefits make it a perfect choice for your healthy diet. The celery plant is naturally rich in vitamins and minerals such as: A, C, K, folate, molybdenum, potassium, fiber, and other healthy components.
Celery is an excellent source of vitamin C and fiber. It is a very good source of potassium, folic acid, and vitamins B6 and B1. Celery is a good source of calcium and vitamin B2. While it is true that celery contains more sodium than most other vegetables, this is offset by very high levels of potassium. Furthermore, the amount of sodium is not significant even for the most salt-sensitive individuals.