Sunflower

Sunflower of annuals, up the legs of the plant to three meters and pass stems phenomenon is repeated every day because they tend every day toward the sun from east to reach the west side so designated by that name, but when night falls become the legs in an upright position.

North America is the original home of the sunflower, have benefited indigenous population of this plant as a source of food.

Humans have used sunflower oil in the preparation of their food, and this oil is the ability to reduce cholesterol and the risk of injuries, heart and high blood pressure, cancer and rheumatism, also provides the body vitamins A, B, C, D, this is the oil as containing a large amount of fatty acids unsaturated of the body can not manufacture them.

Were discovered research a capacity of this plant to absorb pollutants in the environment such as nuclear radiation.