Rhodiola (Rhodiola rosea), also known as golden root or arctic root, is a perennial flowering plant native to the cold regions of Europe, Asia and North America. It belongs to the Crassulaceae family and is found mainly at high altitudes and in Arctic regions. Rhodiola is highly valued in traditional medicine for its adaptogenic properties, which are thought to help the body resist physical, chemical and environmental stress. An interesting aspect of rhodiola is its historical use by Viking warriors to improve their physical strength and endurance.