sinensis, or the sweet orange, is the type people typically enjoy fresh or in juice form.Sweet orange trees originated in China thousands of years ago and are now grown in many parts of the world, including the United States, Mexico, and Spain. Oranges are a treasure trove of nutrients and beneficial plant compounds, including vitamins, minerals, and antioxidants. Studies show that consuming oranges regularly may benefit your health in several ways.This article explains everything you need to know about oranges, including their nutritional value, potential health benefits, and more.NutritionHere's the nutritional breakdown for one orange (140 grams):Calories: 66Water: 86% by weightProtein: 1.3 gramsCarbohydrates: 14.8 gramsSugars: 12 gramsFiber: 2.8 gramsFat: 0.2 gramsVitamin C: 92% of the Daily Value (DV)Folate: 9% of the DVCalcium: 5% of the DVPotassium: 5% of the DVHealth Benefits of OrangesAccording to research, regularly consuming citrus fruits, such as oranges, may benefit your health in several ways.Helps Promote Heart HealthHeart disease is currently the world's leading cause of premature death.Several nutrients and plant compounds found in oranges, including vitamin C, flavonoids, and carotenoids, may help support heart health and reduce the risk of heart disease when consumed as part of a balanced diet.Additionally, regularly consuming oranges and orange juice may help lower certain risk factors associated with heart disease.Diets High in Citrus Fruits May Protect Against Chronic DiseasesIn addition to supporting heart health, regularly consuming oranges and other citrus fruits may help reduce the risk of several chronic health conditions, including certain types of cancer and type 2 diabetes.Studies suggest that diets rich in citrus fruits may help lower the risk of lung cancer.Furthermore, diets high in fruits, including citrus fruits, may help reduce the risk of developing type 2 diabetes.