Restless legs syndrome (RLS) is a condition that is characterized by an irresistible urge to move one’s body to stop uncomfortable or odd sensations. It most commonly affects the legs, but can also affect the arms or torso, and even phantom limbs. Moving the affected body part modulates the sensations, providing temporary relief.
RLS causes a sensation in the legs or arms that can most closely be compared to a burning, itching, or tickling sensation in the muscles.
Signs and symptoms
- The sensations—and the need to move—may return immediately after ceasing movement or at a later time
- An urge to move, usually due to uncomfortable sensations that occur primarily in the legs, but occasionally in the arms or elsewhere. time describing them.
- Worsening of symptoms by relaxation.Any type of inactivity involving sitting or lying down: reading a book, a plane ride, watching TV or a movie, or taking a nap can trigger the sensations and urge to move.
- Variability over the course of the day-night cycle, with symptoms worse in the evening and early in the night.