The Usefulness of Automatic Massage Chairs Before Bedtime in Sleep Quality.

Participants will be positioned inside a massage chair for a 30-min, followed by an additional 30-minute period of lying down on a proper double bed.

Subjects will not receive any massage program; instead, they will be rested for 30 minutes on an automatic switch-off electric massage chair and subsequently lay down for an additional 30 minutes on a proper double bed;