Certain factors (such as genetics, gender, age and many more) contribute for the causes of restless leg syndrome, and it is called as risk factors of RLS.
- Genetic - More than half of the people with RLS have family members with this condition.
- Gender - women are more likely to have it than men are.
- Age - cases of RLS increases with age. Many diagnose as RLS in their middle age; however, 40 % of RLS cases start before 20 years. People with RLS early in their life usually have a family history of RLS.
- Other health conditions - certain diseases/conditions or medications have more chances to develop RLS.
- Pregnancy - RLS is common in pregnant-women usually develops during the last three months of pregnancy. Mostly, the symptom improves or disappears after giving birth. However, some may continue to have it after giving birth.