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.
There are a few miracle foods however that are purported to be negative in calories. These foods essentially contain more water than they do calories and require more calories to utilize them than they hold. Thus, making these foods essentially calorie free. About 75% of a celery stick is actually water; the other 25% is fiber and other roughage.