An apple is a round fruit that typically has a smooth skin and a central core containing seeds. It comes in various colors, including red, green, and yellow. Apples grow on trees, specifically from the species Malus domestica, and are cultivated in many regions around the world. They are known for their crisp texture and sweet to tart flavor. One apple can be eaten raw as a healthy snack or used in cooking and baking. It is rich in vitamins, particularly vitamin C, and dietary fiber. Apples are often associated with the saying "an apple a day keeps the doctor away," highlighting their nutritional benefits.