Which of the following factors could contribute to Restless Leg Syndrome (RLS)?

Iron deficiency is recognized as a significant contributing factor to Restless Leg Syndrome (RLS). Iron plays a crucial role in the functioning of dopamine, a neurotransmitter that is essential for controlling movement. Lower levels of iron in the body can lead to a decrease in dopamine activity, which is thought to be involved in the sensation of restless legs. Therefore, individuals with iron deficiency may experience increased symptoms of RLS, such as the urge to move the legs, particularly at rest or during the night.

Additionally, iron deficiency can cause or exacerbate other health issues that might lead to RLS symptoms, reinforcing the connection between these conditions. Addressing iron deficiency through diet, supplements, or medical intervention can help alleviate some symptoms of RLS for affected individuals. This understanding highlights the importance of monitoring iron levels as part of managing this syndrome.