- Apples originated in the Middle East about 4,000 years ago.
- They are the members of the rose family, and are available throughout the year.
- More than 7,500 varieties of apples are grown all over the world.
- The United States is known for growing about 2,500 varieties of apples.
- The science of apple-growing is known as pomology.
- Apples come in different colors, such as red, yellow, green, etc.
- Different varieties of apples range in size, from a bit bigger than a cherry to as large as a grapefruit.
- Some of the popular varieties are Red Delicious, Golden Delicious, Gala apples, Fuji apples, Granny Smith, Rome, Empire, Idared, etc.
- About 25% of their volume is air. That's why fresh apples float on water.
- A medium-size apple contains about 80 calories.
- It requires about 36 apples to produce one gallon of apple cider.
Apples are known for having great nutritional value. It is an easy-to-carry, low-calorie snack, and a natural mouth freshener. One medium-size apple consists of 80 calories, 21 gm carbohydrates, 4 gm dietary fibers (soluble and insoluble), 10 mg calcium, 10 mg phosphorus, 0.25 mg iron, 159 mg potassium, 8 mg vitamin C, 73 IU vitamin A, and 4 mcg folic acid.
Apples are well-known for offering a number of health benefits. These health benefits are associated with phytonutrients, such as epicatechin, quercetin, and procyanidin, as well as minerals and vitamins. Phytonutrients present in apples protect us from various diseases such as Parkinson's and Alzheimer's. They have anti-allergic and anti-inflammatory effects. This fruit is low in fat, cholesterol, and sodium. It is an excellent source of soluble and insoluble fibers. Soluble fiber such as pectin prevents cholesterol buildup in the blood vessels, and thus, reduces the risks of atherosclerosis and heart diseases. Insoluble fibers improve digestive health. The fruit is a potent source of antioxidants, which are effective in preventing many health problems.
A flavonoid called phlorizin found in apples helps protect one from osteoporosis, and also increases bone density. Pectin lowers the levels of LDL (bad) cholesterol. It is also helpful in managing diabetes. Apples are effective in preventing various types of cancers, such as liver cancer, colon cancer, lung cancer, and breast cancer.
Rich in nutrients, an apple is, no doubt, a valuable choice for improving overall health. That's why the well-known saying, "an apple a day keeps the doctor away".