Known for their sweet flavor and color, oranges are one of the most popular fruits in the world, according to "Fruits of Warm Climates."

With their widespread availability and relatively long shelf life, oranges and lemons make welcome additions to a health- and budget-conscious diet.

The Cara Cara is sometimes called the red orange fruit because, while it resembles a navel orange from the outside, the inner flesh is pinkish-red. The flavor is like that of an orange but slightly tangier. It imparts a range of nutritional value, including vitamin C, folate, vitamin A and potassium.

Both blood oranges and common oranges are nutrient-rich citrus fruits that make them suitable additions to a well-rounded and healthful diet.

The difference between alkaline, or basic, and acidic compounds is whether they dissociate into hydroxide or hydrogen ions in water. The strength of acids and bases is measured on the pH scale, but you can usually tell if a food item is acid, based on its taste.

Including more fruits in your diet can lower your risk of heart disease, diabetes and certain cancers, according to the U.S. Department of Agriculture. Most healthy adults need 1 1/2 to 2 cups of fruit a day.

Stoli Ohranj is an orange-flavored vodka made by Stolichnaya. The company describes this Russian vodka as having strong orange scents balanced with hints of other citrus flavors, as well as dark chocolate.

Whether you're looking to lose five pounds or 50, you need to burn more calories than you eat each day to burn fat. A deficit of 500 calories daily means you'll lose roughly one pound of fat weekly.

Oranges are relatively low in calories and an excellent source of various vitamins and nutrients, especially vitamin C. Orange juice provides more vitamin C than the whole fruit, but contains less dietary fiber.

Blood oranges are close cousins to the more common supermarket varieties of orange. Their main difference lies in their pigmented pulp, which can vary from deep orange speckled with red to a solid reddish-purple hue. The pigment is provided by a compound called anthocyanin.

Pectin is a sugar found in the walls of plants that can be used as a gelling agent, especially in jams and jellies. Although many plants have pectin, the peel of citrus fruits such as oranges is particularly rich in pectin. According to a 2011 article in the "Indian Journal of Natural Products and Resources,"

Oranges are well known for their high concentration of vitamin C, but the citrus fruit also contains many other vitamins and nutrients. Oranges also contain vitamin A, many of the B vitamins, and vitamin E, making them a regular part of a healthy and balanced diet.