Bananas are a healthy food because of their benefits to the eyes, the heart and the digestive system. Feeding on bananas can also help one to achieve weight loss goals.
A 6-inch banana has approximately 90 calories and contains soluble fiber that can make people eat less food during meals. The fiber in a banana also helps to maintain normal bowel function. A banana contains approximately 360 milligrams of potassium, a vital electrolyte that helps to regulate the heartbeat. Another benefit of bananas is the regulation of blood pressure. Bananas also contain significant levels of vitamin A, which is beneficial to eye health.