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 a low-calorie, nutritious snack. Photo Credit Alfredo Maiquez/iStock/Getty Images. Nibbling on celery may benefit more than just your waistline. It can help your blood pressure, too. According to the University of Maryland Medical Center, celery seed is a natural diuretic. Diuretics remove excess fluid from your blood, reducing stress against your arterial walls and lowering your blood pressure. This doesn't mean you should trade your medication for celery stalks, because more research is needed to prove the effectiveness of celery to control blood pressure.