Tree nuts are edible seeds that grow on trees and are commonly consumed as snacks or used in cooking. Examples of tree nuts include almonds, walnuts, cashews, and pecans. They are known for their rich flavor and crunchy texture, making them popular in various dishes, from salads to desserts. These nuts are also packed with nutrients, including healthy fats, protein, vitamins, and minerals. They can contribute to heart health and may help in weight management when eaten in moderation. However, some individuals may have allergies to certain tree nuts, which can lead to serious health reactions.