Inclusion criteria:Dialysis-requiring acute renal failure, at least 3 months of hemodialysis,Persian-speaking, having the ability to communicate verbally, having restless legs syndrome, 3 times a week dialysis, having the physical and mental ability, Having a normal neurological and vascular condition, ferritin > 100 ng/mL, transferrin saturation > 20%, no history of asthma, migraines or allergies, no musculoskeletal disorders disabling physical activity, lack of wounds and redness of the limbs, Any allergic reaction to lavender and, no diabetes.
exclusion criteria :a history of cancer, lack of a healthy sense of smell, and a refusal to continue attending the study.