Vegetables are edible parts of plants, such as leaves, stems, roots, flowers, or seeds, that are commonly used in cooking. They are an essential part of a healthy diet because they provide vitamins, minerals, fiber, and antioxidants, which help maintain overall health and prevent diseases. Vegetables can be categorized based on the part of the plant they come from: leafy vegetables like spinach and lettuce, root vegetables like carrots and beets, stem vegetables like celery and asparagus, bulb vegetables like onions and garlic, and flower vegetables like cauliflower and broccoli. They can be eaten raw, cooked, or preserved, and are often low in calories while rich in nutrients. Regular consumption of vegetables supports digestion, boosts immunity, strengthens the heart, and promotes overall well-being. Common vegetables include tomatoes, potatoes, cabbage, bell peppers, cucumbers, and peas, and they play a vital role in balanced diets around the world.