The Effects of Hand and Lower Arm Massage Using Lavender Essential Oil on Autonomic Nervous Activity

INTERVENTION: massage with lavender essential oil group: 15‐minute massage with essential oil massage without lavender essential oil group: 15‐minute massage without essential oil control group: 15‐minute rest CONDITION: healthy male adults PRIMARY OUTCOME: heart rate variability (HF, LF/HF); skin conductance response; surface skin temperature; subjective evaluation in an interview INCLUSION CRITERIA: 1. subjects without heart disease 2. subjects without taking medicines 3. subjects who can understand the questionnaire 4. male subjects aged between 20 and 39 years old