What is special about the fruit, the apple? Why is it said that the apple keeps the doctor away? Why is no other fruit mentioned in a proverb? The answers are very simple. the apple has the most nutritional value amongst all fruits.
A medium sized apple gives 80 calories and makes a good snack. It contains absolutely no fat. It also helps reduce the risk of some cancers. Because it is low in sodium content, it reduces the risk of high blood pressure and heart disease. The apple has a substance that can reduce bad cholesterol and increase good cholesterol in our body. It is also rich in Vitamin A, which strengthens our vision. Apple also contain Vitamin C that boosts the immune system in the body. Research shows that people who eat five apples or more per week have fewer respiratory problems, including asthma.
After eating any kind of food, eat an apple. An apple is a natural toothbrush. It prevents tooth decay by killing 80% of the bacteria in the teeth. Thus, this proverb reminds us of the role of diet in warding off diseases - and how it saves us the trouble of visiting the doctor.